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Finding the Fourth Proportional to 7,059.76, 10,585.54 and 4,722.44

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Solution

The fourth proportional to 7,059.76, 10,585.54 and 4,722.44 is: 7,080.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.76 : 10,585.54 = 4,722.44 : x
  2. Step 2: Convert to fraction form
    7,059.76/10,585.54 = 4,722.44/x
  3. Step 3: Cross multiply
    7,059.76x = 10,585.54 × 4,722.44
  4. Step 4: Simplify right side
    7,059.76x = 49,989,577.52
  5. Step 5: Solve for x
    x = 49,989,577.52/7,059.76
  6. Step 6: Final answer
    x = 7,080.92

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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.