Home / 6,248.78-9,377.40-4,772.60

Finding the Fourth Proportional to 6,248.78, 9,377.40 and 4,772.60

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Solution

The fourth proportional to 6,248.78, 9,377.40 and 4,772.60 is: 7,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.78 : 9,377.40 = 4,772.60 : x
  2. Step 2: Convert to fraction form
    6,248.78/9,377.40 = 4,772.60/x
  3. Step 3: Cross multiply
    6,248.78x = 9,377.40 × 4,772.60
  4. Step 4: Simplify right side
    6,248.78x = 44,754,579.24
  5. Step 5: Solve for x
    x = 44,754,579.24/6,248.78
  6. Step 6: Final answer
    x = 7,162.13

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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.