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Finding the Fourth Proportional to 4,763.52, 7,103.04 and 4,445.76

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Solution

The fourth proportional to 4,763.52, 7,103.04 and 4,445.76 is: 6,629.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.52 : 7,103.04 = 4,445.76 : x
  2. Step 2: Convert to fraction form
    4,763.52/7,103.04 = 4,445.76/x
  3. Step 3: Cross multiply
    4,763.52x = 7,103.04 × 4,445.76
  4. Step 4: Simplify right side
    4,763.52x = 31,578,411.11
  5. Step 5: Solve for x
    x = 31,578,411.11/4,763.52
  6. Step 6: Final answer
    x = 6,629.22

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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.