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Finding the Fourth Proportional to 4,752.46, 7,130.12 and 3,368.46

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Solution

The fourth proportional to 4,752.46, 7,130.12 and 3,368.46 is: 5,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.46 : 7,130.12 = 3,368.46 : x
  2. Step 2: Convert to fraction form
    4,752.46/7,130.12 = 3,368.46/x
  3. Step 3: Cross multiply
    4,752.46x = 7,130.12 × 3,368.46
  4. Step 4: Simplify right side
    4,752.46x = 24,017,524.02
  5. Step 5: Solve for x
    x = 24,017,524.02/4,752.46
  6. Step 6: Final answer
    x = 5,053.70

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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.