Home / 9,165.76-13,748.40-2,926.16

Finding the Fourth Proportional to 9,165.76, 13,748.40 and 2,926.16

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Solution

The fourth proportional to 9,165.76, 13,748.40 and 2,926.16 is: 4,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.76 : 13,748.40 = 2,926.16 : x
  2. Step 2: Convert to fraction form
    9,165.76/13,748.40 = 2,926.16/x
  3. Step 3: Cross multiply
    9,165.76x = 13,748.40 × 2,926.16
  4. Step 4: Simplify right side
    9,165.76x = 40,230,000.96
  5. Step 5: Solve for x
    x = 40,230,000.96/9,165.76
  6. Step 6: Final answer
    x = 4,389.16

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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.