Home / 10,331.49-14,252.45-6,136.77

Finding the Fourth Proportional to 10,331.49, 14,252.45 and 6,136.77

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Solution

The fourth proportional to 10,331.49, 14,252.45 and 6,136.77 is: 8,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.49 : 14,252.45 = 6,136.77 : x
  2. Step 2: Convert to fraction form
    10,331.49/14,252.45 = 6,136.77/x
  3. Step 3: Cross multiply
    10,331.49x = 14,252.45 × 6,136.77
  4. Step 4: Simplify right side
    10,331.49x = 87,463,976.90
  5. Step 5: Solve for x
    x = 87,463,976.90/10,331.49
  6. Step 6: Final answer
    x = 8,465.77

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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.