Home / 4,436.17-6,615.12-4,218.16

Finding the Fourth Proportional to 4,436.17, 6,615.12 and 4,218.16

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Solution

The fourth proportional to 4,436.17, 6,615.12 and 4,218.16 is: 6,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.17 : 6,615.12 = 4,218.16 : x
  2. Step 2: Convert to fraction form
    4,436.17/6,615.12 = 4,218.16/x
  3. Step 3: Cross multiply
    4,436.17x = 6,615.12 × 4,218.16
  4. Step 4: Simplify right side
    4,436.17x = 27,903,634.58
  5. Step 5: Solve for x
    x = 27,903,634.58/4,436.17
  6. Step 6: Final answer
    x = 6,290.03

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Half scale
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Double scale
Find fourth proportional to 4,437.17, 6,616.61 and 4,219.16
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.