Home / 10,372.80-14,316.07-6,124.32

Finding the Fourth Proportional to 10,372.80, 14,316.07 and 6,124.32

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Solution

The fourth proportional to 10,372.80, 14,316.07 and 6,124.32 is: 8,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.80 : 14,316.07 = 6,124.32 : x
  2. Step 2: Convert to fraction form
    10,372.80/14,316.07 = 6,124.32/x
  3. Step 3: Cross multiply
    10,372.80x = 14,316.07 × 6,124.32
  4. Step 4: Simplify right side
    10,372.80x = 87,676,193.82
  5. Step 5: Solve for x
    x = 87,676,193.82/10,372.80
  6. Step 6: Final answer
    x = 8,452.51

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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.