Home / 11,294.78-15,586.92-6,259.35

Finding the Fourth Proportional to 11,294.78, 15,586.92 and 6,259.35

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Solution

The fourth proportional to 11,294.78, 15,586.92 and 6,259.35 is: 8,637.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.78 : 15,586.92 = 6,259.35 : x
  2. Step 2: Convert to fraction form
    11,294.78/15,586.92 = 6,259.35/x
  3. Step 3: Cross multiply
    11,294.78x = 15,586.92 × 6,259.35
  4. Step 4: Simplify right side
    11,294.78x = 97,563,987.70
  5. Step 5: Solve for x
    x = 97,563,987.70/11,294.78
  6. Step 6: Final answer
    x = 8,637.97

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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.