Home / 10,372.07-15,548.76-7,041.45

Finding the Fourth Proportional to 10,372.07, 15,548.76 and 7,041.45

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Solution

The fourth proportional to 10,372.07, 15,548.76 and 7,041.45 is: 10,555.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.07 : 15,548.76 = 7,041.45 : x
  2. Step 2: Convert to fraction form
    10,372.07/15,548.76 = 7,041.45/x
  3. Step 3: Cross multiply
    10,372.07x = 15,548.76 × 7,041.45
  4. Step 4: Simplify right side
    10,372.07x = 109,485,874.41
  5. Step 5: Solve for x
    x = 109,485,874.41/10,372.07
  6. Step 6: Final answer
    x = 10,555.83

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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.