Home / 10,511.92-14,506.50-6,320.24

Finding the Fourth Proportional to 10,511.92, 14,506.50 and 6,320.24

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Solution

The fourth proportional to 10,511.92, 14,506.50 and 6,320.24 is: 8,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.92 : 14,506.50 = 6,320.24 : x
  2. Step 2: Convert to fraction form
    10,511.92/14,506.50 = 6,320.24/x
  3. Step 3: Cross multiply
    10,511.92x = 14,506.50 × 6,320.24
  4. Step 4: Simplify right side
    10,511.92x = 91,684,574.13
  5. Step 5: Solve for x
    x = 91,684,574.13/10,511.92
  6. Step 6: Final answer
    x = 8,721.96

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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.