Home / 9,060.45-12,503.55-5,474.91

Finding the Fourth Proportional to 9,060.45, 12,503.55 and 5,474.91

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Solution

The fourth proportional to 9,060.45, 12,503.55 and 5,474.91 is: 7,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.45 : 12,503.55 = 5,474.91 : x
  2. Step 2: Convert to fraction form
    9,060.45/12,503.55 = 5,474.91/x
  3. Step 3: Cross multiply
    9,060.45x = 12,503.55 × 5,474.91
  4. Step 4: Simplify right side
    9,060.45x = 68,455,810.93
  5. Step 5: Solve for x
    x = 68,455,810.93/9,060.45
  6. Step 6: Final answer
    x = 7,555.45

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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.