Home / 5,244.16-7,237.10-2,886.45

Finding the Fourth Proportional to 5,244.16, 7,237.10 and 2,886.45

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Solution

The fourth proportional to 5,244.16, 7,237.10 and 2,886.45 is: 3,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.16 : 7,237.10 = 2,886.45 : x
  2. Step 2: Convert to fraction form
    5,244.16/7,237.10 = 2,886.45/x
  3. Step 3: Cross multiply
    5,244.16x = 7,237.10 × 2,886.45
  4. Step 4: Simplify right side
    5,244.16x = 20,889,476.68
  5. Step 5: Solve for x
    x = 20,889,476.68/5,244.16
  6. Step 6: Final answer
    x = 3,983.38

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.