Home / 9,242.22-12,754.35-5,263.28

Finding the Fourth Proportional to 9,242.22, 12,754.35 and 5,263.28

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Solution

The fourth proportional to 9,242.22, 12,754.35 and 5,263.28 is: 7,263.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.22 : 12,754.35 = 5,263.28 : x
  2. Step 2: Convert to fraction form
    9,242.22/12,754.35 = 5,263.28/x
  3. Step 3: Cross multiply
    9,242.22x = 12,754.35 × 5,263.28
  4. Step 4: Simplify right side
    9,242.22x = 67,129,651.50
  5. Step 5: Solve for x
    x = 67,129,651.50/9,242.22
  6. Step 6: Final answer
    x = 7,263.37

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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.