Home / 10,637.90-15,957.46-3,242.60

Finding the Fourth Proportional to 10,637.90, 15,957.46 and 3,242.60

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Solution

The fourth proportional to 10,637.90, 15,957.46 and 3,242.60 is: 4,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.90 : 15,957.46 = 3,242.60 : x
  2. Step 2: Convert to fraction form
    10,637.90/15,957.46 = 3,242.60/x
  3. Step 3: Cross multiply
    10,637.90x = 15,957.46 × 3,242.60
  4. Step 4: Simplify right side
    10,637.90x = 51,743,659.80
  5. Step 5: Solve for x
    x = 51,743,659.80/10,637.90
  6. Step 6: Final answer
    x = 4,864.09

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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.