Home / 4,700.76-7,056.27-2,728.55

Finding the Fourth Proportional to 4,700.76, 7,056.27 and 2,728.55

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Solution

The fourth proportional to 4,700.76, 7,056.27 and 2,728.55 is: 4,095.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.76 : 7,056.27 = 2,728.55 : x
  2. Step 2: Convert to fraction form
    4,700.76/7,056.27 = 2,728.55/x
  3. Step 3: Cross multiply
    4,700.76x = 7,056.27 × 2,728.55
  4. Step 4: Simplify right side
    4,700.76x = 19,253,350.23
  5. Step 5: Solve for x
    x = 19,253,350.23/4,700.76
  6. Step 6: Final answer
    x = 4,095.80

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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.