Home / 10,440.04-15,664.40-6,282.60

Finding the Fourth Proportional to 10,440.04, 15,664.40 and 6,282.60

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Solution

The fourth proportional to 10,440.04, 15,664.40 and 6,282.60 is: 9,426.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.04 : 15,664.40 = 6,282.60 : x
  2. Step 2: Convert to fraction form
    10,440.04/15,664.40 = 6,282.60/x
  3. Step 3: Cross multiply
    10,440.04x = 15,664.40 × 6,282.60
  4. Step 4: Simplify right side
    10,440.04x = 98,413,159.44
  5. Step 5: Solve for x
    x = 98,413,159.44/10,440.04
  6. Step 6: Final answer
    x = 9,426.51

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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.