Home / 10,334.32-15,501.80-2,543.12

Finding the Fourth Proportional to 10,334.32, 15,501.80 and 2,543.12

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Solution

The fourth proportional to 10,334.32, 15,501.80 and 2,543.12 is: 3,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.32 : 15,501.80 = 2,543.12 : x
  2. Step 2: Convert to fraction form
    10,334.32/15,501.80 = 2,543.12/x
  3. Step 3: Cross multiply
    10,334.32x = 15,501.80 × 2,543.12
  4. Step 4: Simplify right side
    10,334.32x = 39,422,937.62
  5. Step 5: Solve for x
    x = 39,422,937.62/10,334.32
  6. Step 6: Final answer
    x = 3,814.76

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1.5x scale

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.