Home / 9,077.93-12,530.13-5,301.98

Finding the Fourth Proportional to 9,077.93, 12,530.13 and 5,301.98

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Solution

The fourth proportional to 9,077.93, 12,530.13 and 5,301.98 is: 7,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.93 : 12,530.13 = 5,301.98 : x
  2. Step 2: Convert to fraction form
    9,077.93/12,530.13 = 5,301.98/x
  3. Step 3: Cross multiply
    9,077.93x = 12,530.13 × 5,301.98
  4. Step 4: Simplify right side
    9,077.93x = 66,434,498.66
  5. Step 5: Solve for x
    x = 66,434,498.66/9,077.93
  6. Step 6: Final answer
    x = 7,318.24

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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.