Home / 7,444.01-10,272.85-4,087.13

Finding the Fourth Proportional to 7,444.01, 10,272.85 and 4,087.13

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Solution

The fourth proportional to 7,444.01, 10,272.85 and 4,087.13 is: 5,640.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.01 : 10,272.85 = 4,087.13 : x
  2. Step 2: Convert to fraction form
    7,444.01/10,272.85 = 4,087.13/x
  3. Step 3: Cross multiply
    7,444.01x = 10,272.85 × 4,087.13
  4. Step 4: Simplify right side
    7,444.01x = 41,986,423.33
  5. Step 5: Solve for x
    x = 41,986,423.33/7,444.01
  6. Step 6: Final answer
    x = 5,640.30

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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.