Home / 10,461.29-15,694.07-9,415.62

Finding the Fourth Proportional to 10,461.29, 15,694.07 and 9,415.62

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Solution

The fourth proportional to 10,461.29, 15,694.07 and 9,415.62 is: 14,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.29 : 15,694.07 = 9,415.62 : x
  2. Step 2: Convert to fraction form
    10,461.29/15,694.07 = 9,415.62/x
  3. Step 3: Cross multiply
    10,461.29x = 15,694.07 × 9,415.62
  4. Step 4: Simplify right side
    10,461.29x = 147,769,352.30
  5. Step 5: Solve for x
    x = 147,769,352.30/10,461.29
  6. Step 6: Final answer
    x = 14,125.35

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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.