Home / 11,094.64-15,306.91-7,319.68

Finding the Fourth Proportional to 11,094.64, 15,306.91 and 7,319.68

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Solution

The fourth proportional to 11,094.64, 15,306.91 and 7,319.68 is: 10,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094.64 : 15,306.91 = 7,319.68 : x
  2. Step 2: Convert to fraction form
    11,094.64/15,306.91 = 7,319.68/x
  3. Step 3: Cross multiply
    11,094.64x = 15,306.91 × 7,319.68
  4. Step 4: Simplify right side
    11,094.64x = 112,041,682.99
  5. Step 5: Solve for x
    x = 112,041,682.99/11,094.64
  6. Step 6: Final answer
    x = 10,098.72

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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.