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Finding the Fourth Proportional to 3,065.52, 4,598.25 and 874.24

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Solution

The fourth proportional to 3,065.52, 4,598.25 and 874.24 is: 1,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.52 : 4,598.25 = 874.24 : x
  2. Step 2: Convert to fraction form
    3,065.52/4,598.25 = 874.24/x
  3. Step 3: Cross multiply
    3,065.52x = 4,598.25 × 874.24
  4. Step 4: Simplify right side
    3,065.52x = 4,019,974.08
  5. Step 5: Solve for x
    x = 4,019,974.08/3,065.52
  6. Step 6: Final answer
    x = 1,311.35

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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.