Home / 10,136.04-15,207.92-4,291.08

Finding the Fourth Proportional to 10,136.04, 15,207.92 and 4,291.08

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Solution

The fourth proportional to 10,136.04, 15,207.92 and 4,291.08 is: 6,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.04 : 15,207.92 = 4,291.08 : x
  2. Step 2: Convert to fraction form
    10,136.04/15,207.92 = 4,291.08/x
  3. Step 3: Cross multiply
    10,136.04x = 15,207.92 × 4,291.08
  4. Step 4: Simplify right side
    10,136.04x = 65,258,401.35
  5. Step 5: Solve for x
    x = 65,258,401.35/10,136.04
  6. Step 6: Final answer
    x = 6,438.25

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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.