Home / 9,060.16-12,503.68-5,081.20

Finding the Fourth Proportional to 9,060.16, 12,503.68 and 5,081.20

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Solution

The fourth proportional to 9,060.16, 12,503.68 and 5,081.20 is: 7,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.16 : 12,503.68 = 5,081.20 : x
  2. Step 2: Convert to fraction form
    9,060.16/12,503.68 = 5,081.20/x
  3. Step 3: Cross multiply
    9,060.16x = 12,503.68 × 5,081.20
  4. Step 4: Simplify right side
    9,060.16x = 63,533,698.82
  5. Step 5: Solve for x
    x = 63,533,698.82/9,060.16
  6. Step 6: Final answer
    x = 7,012.43

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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.