Home / 10,547.29-15,811.03-3,616.93

Finding the Fourth Proportional to 10,547.29, 15,811.03 and 3,616.93

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Solution

The fourth proportional to 10,547.29, 15,811.03 and 3,616.93 is: 5,422.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.29 : 15,811.03 = 3,616.93 : x
  2. Step 2: Convert to fraction form
    10,547.29/15,811.03 = 3,616.93/x
  3. Step 3: Cross multiply
    10,547.29x = 15,811.03 × 3,616.93
  4. Step 4: Simplify right side
    10,547.29x = 57,187,388.74
  5. Step 5: Solve for x
    x = 57,187,388.74/10,547.29
  6. Step 6: Final answer
    x = 5,422.00

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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.