Home / 4,152.14-5,729.98-2,289.14

Finding the Fourth Proportional to 4,152.14, 5,729.98 and 2,289.14

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Solution

The fourth proportional to 4,152.14, 5,729.98 and 2,289.14 is: 3,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.14 : 5,729.98 = 2,289.14 : x
  2. Step 2: Convert to fraction form
    4,152.14/5,729.98 = 2,289.14/x
  3. Step 3: Cross multiply
    4,152.14x = 5,729.98 × 2,289.14
  4. Step 4: Simplify right side
    4,152.14x = 13,116,726.42
  5. Step 5: Solve for x
    x = 13,116,726.42/4,152.14
  6. Step 6: Final answer
    x = 3,159.03

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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.