Home / 4,275.19-6,412.79-1,197.19

Finding the Fourth Proportional to 4,275.19, 6,412.79 and 1,197.19

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Solution

The fourth proportional to 4,275.19, 6,412.79 and 1,197.19 is: 1,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.19 : 6,412.79 = 1,197.19 : x
  2. Step 2: Convert to fraction form
    4,275.19/6,412.79 = 1,197.19/x
  3. Step 3: Cross multiply
    4,275.19x = 6,412.79 × 1,197.19
  4. Step 4: Simplify right side
    4,275.19x = 7,677,322.07
  5. Step 5: Solve for x
    x = 7,677,322.07/4,275.19
  6. Step 6: Final answer
    x = 1,795.79

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.