Home / 10,915.48-16,373.22-4,671.44

Finding the Fourth Proportional to 10,915.48, 16,373.22 and 4,671.44

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Solution

The fourth proportional to 10,915.48, 16,373.22 and 4,671.44 is: 7,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915.48 : 16,373.22 = 4,671.44 : x
  2. Step 2: Convert to fraction form
    10,915.48/16,373.22 = 4,671.44/x
  3. Step 3: Cross multiply
    10,915.48x = 16,373.22 × 4,671.44
  4. Step 4: Simplify right side
    10,915.48x = 76,486,588.87
  5. Step 5: Solve for x
    x = 76,486,588.87/10,915.48
  6. Step 6: Final answer
    x = 7,007.17

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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.