Home / 7,452.28-10,285.40-4,310.28

Finding the Fourth Proportional to 7,452.28, 10,285.40 and 4,310.28

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Solution

The fourth proportional to 7,452.28, 10,285.40 and 4,310.28 is: 5,948.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.28 : 10,285.40 = 4,310.28 : x
  2. Step 2: Convert to fraction form
    7,452.28/10,285.40 = 4,310.28/x
  3. Step 3: Cross multiply
    7,452.28x = 10,285.40 × 4,310.28
  4. Step 4: Simplify right side
    7,452.28x = 44,332,953.91
  5. Step 5: Solve for x
    x = 44,332,953.91/7,452.28
  6. Step 6: Final answer
    x = 5,948.91

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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.