Home / 11,125.79-15,353.35-6,089.89

Finding the Fourth Proportional to 11,125.79, 15,353.35 and 6,089.89

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Solution

The fourth proportional to 11,125.79, 15,353.35 and 6,089.89 is: 8,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.79 : 15,353.35 = 6,089.89 : x
  2. Step 2: Convert to fraction form
    11,125.79/15,353.35 = 6,089.89/x
  3. Step 3: Cross multiply
    11,125.79x = 15,353.35 × 6,089.89
  4. Step 4: Simplify right side
    11,125.79x = 93,500,105.42
  5. Step 5: Solve for x
    x = 93,500,105.42/11,125.79
  6. Step 6: Final answer
    x = 8,403.91

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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.