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Finding the Fourth Proportional to 5,070.64, 7,002.28 and 4,794.54

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Solution

The fourth proportional to 5,070.64, 7,002.28 and 4,794.54 is: 6,621.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.64 : 7,002.28 = 4,794.54 : x
  2. Step 2: Convert to fraction form
    5,070.64/7,002.28 = 4,794.54/x
  3. Step 3: Cross multiply
    5,070.64x = 7,002.28 × 4,794.54
  4. Step 4: Simplify right side
    5,070.64x = 33,572,711.55
  5. Step 5: Solve for x
    x = 33,572,711.55/5,070.64
  6. Step 6: Final answer
    x = 6,621.00

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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.