Home / 9,238.85-12,751.90-5,262.32

Finding the Fourth Proportional to 9,238.85, 12,751.90 and 5,262.32

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Solution

The fourth proportional to 9,238.85, 12,751.90 and 5,262.32 is: 7,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.85 : 12,751.90 = 5,262.32 : x
  2. Step 2: Convert to fraction form
    9,238.85/12,751.90 = 5,262.32/x
  3. Step 3: Cross multiply
    9,238.85x = 12,751.90 × 5,262.32
  4. Step 4: Simplify right side
    9,238.85x = 67,104,488.34
  5. Step 5: Solve for x
    x = 67,104,488.34/9,238.85
  6. Step 6: Final answer
    x = 7,263.29

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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.