Home / 9,240.48-12,752.16-5,261.52

Finding the Fourth Proportional to 9,240.48, 12,752.16 and 5,261.52

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Solution

The fourth proportional to 9,240.48, 12,752.16 and 5,261.52 is: 7,261.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.48 : 12,752.16 = 5,261.52 : x
  2. Step 2: Convert to fraction form
    9,240.48/12,752.16 = 5,261.52/x
  3. Step 3: Cross multiply
    9,240.48x = 12,752.16 × 5,261.52
  4. Step 4: Simplify right side
    9,240.48x = 67,095,744.88
  5. Step 5: Solve for x
    x = 67,095,744.88/9,240.48
  6. Step 6: Final answer
    x = 7,261.07

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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.