Home / 9,242.15-12,754.28-5,263.26

Finding the Fourth Proportional to 9,242.15, 12,754.28 and 5,263.26

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Solution

The fourth proportional to 9,242.15, 12,754.28 and 5,263.26 is: 7,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.15 : 12,754.28 = 5,263.26 : x
  2. Step 2: Convert to fraction form
    9,242.15/12,754.28 = 5,263.26/x
  3. Step 3: Cross multiply
    9,242.15x = 12,754.28 × 5,263.26
  4. Step 4: Simplify right side
    9,242.15x = 67,129,065.44
  5. Step 5: Solve for x
    x = 67,129,065.44/9,242.15
  6. Step 6: Final answer
    x = 7,263.36

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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.