Home / 7,752.15-11,630.75-3,536.91

Finding the Fourth Proportional to 7,752.15, 11,630.75 and 3,536.91

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Solution

The fourth proportional to 7,752.15, 11,630.75 and 3,536.91 is: 5,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.15 : 11,630.75 = 3,536.91 : x
  2. Step 2: Convert to fraction form
    7,752.15/11,630.75 = 3,536.91/x
  3. Step 3: Cross multiply
    7,752.15x = 11,630.75 × 3,536.91
  4. Step 4: Simplify right side
    7,752.15x = 41,136,915.98
  5. Step 5: Solve for x
    x = 41,136,915.98/7,752.15
  6. Step 6: Final answer
    x = 5,306.52

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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.