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Finding the Fourth Proportional to 4,907.63, 7,330.16 and 4,251.53

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Solution

The fourth proportional to 4,907.63, 7,330.16 and 4,251.53 is: 6,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.63 : 7,330.16 = 4,251.53 : x
  2. Step 2: Convert to fraction form
    4,907.63/7,330.16 = 4,251.53/x
  3. Step 3: Cross multiply
    4,907.63x = 7,330.16 × 4,251.53
  4. Step 4: Simplify right side
    4,907.63x = 31,164,337.24
  5. Step 5: Solve for x
    x = 31,164,337.24/4,907.63
  6. Step 6: Final answer
    x = 6,350.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.