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Finding the Fourth Proportional to 9,240.06, 12,751.47 and 5,048.58

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Solution

The fourth proportional to 9,240.06, 12,751.47 and 5,048.58 is: 6,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.06 : 12,751.47 = 5,048.58 : x
  2. Step 2: Convert to fraction form
    9,240.06/12,751.47 = 5,048.58/x
  3. Step 3: Cross multiply
    9,240.06x = 12,751.47 × 5,048.58
  4. Step 4: Simplify right side
    9,240.06x = 64,376,816.41
  5. Step 5: Solve for x
    x = 64,376,816.41/9,240.06
  6. Step 6: Final answer
    x = 6,967.14

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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.