Home / 9,060.36-12,503.09-5,081.39

Finding the Fourth Proportional to 9,060.36, 12,503.09 and 5,081.39

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Solution

The fourth proportional to 9,060.36, 12,503.09 and 5,081.39 is: 7,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.36 : 12,503.09 = 5,081.39 : x
  2. Step 2: Convert to fraction form
    9,060.36/12,503.09 = 5,081.39/x
  3. Step 3: Cross multiply
    9,060.36x = 12,503.09 × 5,081.39
  4. Step 4: Simplify right side
    9,060.36x = 63,532,988.57
  5. Step 5: Solve for x
    x = 63,532,988.57/9,060.36
  6. Step 6: Final answer
    x = 7,012.19

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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.