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Finding the Fourth Proportional to 3,088.04, 4,632.07 and 748.04

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Solution

The fourth proportional to 3,088.04, 4,632.07 and 748.04 is: 1,122.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.04 : 4,632.07 = 748.04 : x
  2. Step 2: Convert to fraction form
    3,088.04/4,632.07 = 748.04/x
  3. Step 3: Cross multiply
    3,088.04x = 4,632.07 × 748.04
  4. Step 4: Simplify right side
    3,088.04x = 3,464,973.64
  5. Step 5: Solve for x
    x = 3,464,973.64/3,088.04
  6. Step 6: Final answer
    x = 1,122.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.