Home / 11,160.42-15,401.40-6,125.08

Finding the Fourth Proportional to 11,160.42, 15,401.40 and 6,125.08

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Solution

The fourth proportional to 11,160.42, 15,401.40 and 6,125.08 is: 8,452.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.42 : 15,401.40 = 6,125.08 : x
  2. Step 2: Convert to fraction form
    11,160.42/15,401.40 = 6,125.08/x
  3. Step 3: Cross multiply
    11,160.42x = 15,401.40 × 6,125.08
  4. Step 4: Simplify right side
    11,160.42x = 94,334,807.11
  5. Step 5: Solve for x
    x = 94,334,807.11/11,160.42
  6. Step 6: Final answer
    x = 8,452.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.