Home / 10,400.60-15,583.80-6,010.40

Finding the Fourth Proportional to 10,400.60, 15,583.80 and 6,010.40

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Solution

The fourth proportional to 10,400.60, 15,583.80 and 6,010.40 is: 9,005.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.60 : 15,583.80 = 6,010.40 : x
  2. Step 2: Convert to fraction form
    10,400.60/15,583.80 = 6,010.40/x
  3. Step 3: Cross multiply
    10,400.60x = 15,583.80 × 6,010.40
  4. Step 4: Simplify right side
    10,400.60x = 93,664,871.52
  5. Step 5: Solve for x
    x = 93,664,871.52/10,400.60
  6. Step 6: Final answer
    x = 9,005.72

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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.