Home / 6,012.48-8,294.40-3,915.84

Finding the Fourth Proportional to 6,012.48, 8,294.40 and 3,915.84

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Solution

The fourth proportional to 6,012.48, 8,294.40 and 3,915.84 is: 5,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,012.48 : 8,294.40 = 3,915.84 : x
  2. Step 2: Convert to fraction form
    6,012.48/8,294.40 = 3,915.84/x
  3. Step 3: Cross multiply
    6,012.48x = 8,294.40 × 3,915.84
  4. Step 4: Simplify right side
    6,012.48x = 32,479,543.30
  5. Step 5: Solve for x
    x = 32,479,543.30/6,012.48
  6. Step 6: Final answer
    x = 5,402.02

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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.