Home / 8,997.02-13,495.46-6,920.72

Finding the Fourth Proportional to 8,997.02, 13,495.46 and 6,920.72

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Solution

The fourth proportional to 8,997.02, 13,495.46 and 6,920.72 is: 10,381.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.02 : 13,495.46 = 6,920.72 : x
  2. Step 2: Convert to fraction form
    8,997.02/13,495.46 = 6,920.72/x
  3. Step 3: Cross multiply
    8,997.02x = 13,495.46 × 6,920.72
  4. Step 4: Simplify right side
    8,997.02x = 93,398,299.93
  5. Step 5: Solve for x
    x = 93,398,299.93/8,997.02
  6. Step 6: Final answer
    x = 10,381.03

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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.