Home / 10,622.31-14,652.81-6,372.24

Finding the Fourth Proportional to 10,622.31, 14,652.81 and 6,372.24

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Solution

The fourth proportional to 10,622.31, 14,652.81 and 6,372.24 is: 8,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.31 : 14,652.81 = 6,372.24 : x
  2. Step 2: Convert to fraction form
    10,622.31/14,652.81 = 6,372.24/x
  3. Step 3: Cross multiply
    10,622.31x = 14,652.81 × 6,372.24
  4. Step 4: Simplify right side
    10,622.31x = 93,371,221.99
  5. Step 5: Solve for x
    x = 93,371,221.99/10,622.31
  6. Step 6: Final answer
    x = 8,790.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.