Home / 9,824.61-13,557.78-5,348.46

Finding the Fourth Proportional to 9,824.61, 13,557.78 and 5,348.46

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Solution

The fourth proportional to 9,824.61, 13,557.78 and 5,348.46 is: 7,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.61 : 13,557.78 = 5,348.46 : x
  2. Step 2: Convert to fraction form
    9,824.61/13,557.78 = 5,348.46/x
  3. Step 3: Cross multiply
    9,824.61x = 13,557.78 × 5,348.46
  4. Step 4: Simplify right side
    9,824.61x = 72,513,244.02
  5. Step 5: Solve for x
    x = 72,513,244.02/9,824.61
  6. Step 6: Final answer
    x = 7,380.78

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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.