Home / 10,790.47-16,178.95-4,547.26

Finding the Fourth Proportional to 10,790.47, 16,178.95 and 4,547.26

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Solution

The fourth proportional to 10,790.47, 16,178.95 and 4,547.26 is: 6,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.47 : 16,178.95 = 4,547.26 : x
  2. Step 2: Convert to fraction form
    10,790.47/16,178.95 = 4,547.26/x
  3. Step 3: Cross multiply
    10,790.47x = 16,178.95 × 4,547.26
  4. Step 4: Simplify right side
    10,790.47x = 73,569,892.18
  5. Step 5: Solve for x
    x = 73,569,892.18/10,790.47
  6. Step 6: Final answer
    x = 6,818.04

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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.