Home / 9,125.45-12,595.02-5,350.63

Finding the Fourth Proportional to 9,125.45, 12,595.02 and 5,350.63

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Solution

The fourth proportional to 9,125.45, 12,595.02 and 5,350.63 is: 7,384.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.45 : 12,595.02 = 5,350.63 : x
  2. Step 2: Convert to fraction form
    9,125.45/12,595.02 = 5,350.63/x
  3. Step 3: Cross multiply
    9,125.45x = 12,595.02 × 5,350.63
  4. Step 4: Simplify right side
    9,125.45x = 67,391,291.86
  5. Step 5: Solve for x
    x = 67,391,291.86/9,125.45
  6. Step 6: Final answer
    x = 7,384.98

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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.