Home / 10,337.78-15,503.02-4,790.08

Finding the Fourth Proportional to 10,337.78, 15,503.02 and 4,790.08

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Solution

The fourth proportional to 10,337.78, 15,503.02 and 4,790.08 is: 7,183.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.78 : 15,503.02 = 4,790.08 : x
  2. Step 2: Convert to fraction form
    10,337.78/15,503.02 = 4,790.08/x
  3. Step 3: Cross multiply
    10,337.78x = 15,503.02 × 4,790.08
  4. Step 4: Simplify right side
    10,337.78x = 74,260,706.04
  5. Step 5: Solve for x
    x = 74,260,706.04/10,337.78
  6. Step 6: Final answer
    x = 7,183.43

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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.