Home / 10,084.80-15,116.40-4,537.20

Finding the Fourth Proportional to 10,084.80, 15,116.40 and 4,537.20

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Solution

The fourth proportional to 10,084.80, 15,116.40 and 4,537.20 is: 6,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,084.80 : 15,116.40 = 4,537.20 : x
  2. Step 2: Convert to fraction form
    10,084.80/15,116.40 = 4,537.20/x
  3. Step 3: Cross multiply
    10,084.80x = 15,116.40 × 4,537.20
  4. Step 4: Simplify right side
    10,084.80x = 68,586,130.08
  5. Step 5: Solve for x
    x = 68,586,130.08/10,084.80
  6. Step 6: Final answer
    x = 6,800.94

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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.