Home / 8,889.35-13,337.87-4,728.38

Finding the Fourth Proportional to 8,889.35, 13,337.87 and 4,728.38

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Solution

The fourth proportional to 8,889.35, 13,337.87 and 4,728.38 is: 7,094.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.35 : 13,337.87 = 4,728.38 : x
  2. Step 2: Convert to fraction form
    8,889.35/13,337.87 = 4,728.38/x
  3. Step 3: Cross multiply
    8,889.35x = 13,337.87 × 4,728.38
  4. Step 4: Simplify right side
    8,889.35x = 63,066,427.42
  5. Step 5: Solve for x
    x = 63,066,427.42/8,889.35
  6. Step 6: Final answer
    x = 7,094.61

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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.