Home / 10,002.15-15,001.65-6,293.03

Finding the Fourth Proportional to 10,002.15, 15,001.65 and 6,293.03

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Solution

The fourth proportional to 10,002.15, 15,001.65 and 6,293.03 is: 9,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002.15 : 15,001.65 = 6,293.03 : x
  2. Step 2: Convert to fraction form
    10,002.15/15,001.65 = 6,293.03/x
  3. Step 3: Cross multiply
    10,002.15x = 15,001.65 × 6,293.03
  4. Step 4: Simplify right side
    10,002.15x = 94,405,758.49
  5. Step 5: Solve for x
    x = 94,405,758.49/10,002.15
  6. Step 6: Final answer
    x = 9,438.55

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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.