Home / 7,504.57-10,348.52-6,445.83

Finding the Fourth Proportional to 7,504.57, 10,348.52 and 6,445.83

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Solution

The fourth proportional to 7,504.57, 10,348.52 and 6,445.83 is: 8,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.57 : 10,348.52 = 6,445.83 : x
  2. Step 2: Convert to fraction form
    7,504.57/10,348.52 = 6,445.83/x
  3. Step 3: Cross multiply
    7,504.57x = 10,348.52 × 6,445.83
  4. Step 4: Simplify right side
    7,504.57x = 66,704,800.67
  5. Step 5: Solve for x
    x = 66,704,800.67/7,504.57
  6. Step 6: Final answer
    x = 8,888.56

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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.