Home / 9,240.75-12,752.69-5,262.23

Finding the Fourth Proportional to 9,240.75, 12,752.69 and 5,262.23

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Solution

The fourth proportional to 9,240.75, 12,752.69 and 5,262.23 is: 7,262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.75 : 12,752.69 = 5,262.23 : x
  2. Step 2: Convert to fraction form
    9,240.75/12,752.69 = 5,262.23/x
  3. Step 3: Cross multiply
    9,240.75x = 12,752.69 × 5,262.23
  4. Step 4: Simplify right side
    9,240.75x = 67,107,623.07
  5. Step 5: Solve for x
    x = 67,107,623.07/9,240.75
  6. Step 6: Final answer
    x = 7,262.14

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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.