Home / 7,252.88-10,008.78-4,110.08

Finding the Fourth Proportional to 7,252.88, 10,008.78 and 4,110.08

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Solution

The fourth proportional to 7,252.88, 10,008.78 and 4,110.08 is: 5,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.88 : 10,008.78 = 4,110.08 : x
  2. Step 2: Convert to fraction form
    7,252.88/10,008.78 = 4,110.08/x
  3. Step 3: Cross multiply
    7,252.88x = 10,008.78 × 4,110.08
  4. Step 4: Simplify right side
    7,252.88x = 41,136,886.50
  5. Step 5: Solve for x
    x = 41,136,886.50/7,252.88
  6. Step 6: Final answer
    x = 5,671.80

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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.