Home / 10,334.07-15,502.85-4,785.15

Finding the Fourth Proportional to 10,334.07, 15,502.85 and 4,785.15

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Solution

The fourth proportional to 10,334.07, 15,502.85 and 4,785.15 is: 7,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.07 : 15,502.85 = 4,785.15 : x
  2. Step 2: Convert to fraction form
    10,334.07/15,502.85 = 4,785.15/x
  3. Step 3: Cross multiply
    10,334.07x = 15,502.85 × 4,785.15
  4. Step 4: Simplify right side
    10,334.07x = 74,183,438.75
  5. Step 5: Solve for x
    x = 74,183,438.75/10,334.07
  6. Step 6: Final answer
    x = 7,178.53

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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.