Home / 4,152.17-5,729.91-2,289.17

Finding the Fourth Proportional to 4,152.17, 5,729.91 and 2,289.17

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Solution

The fourth proportional to 4,152.17, 5,729.91 and 2,289.17 is: 3,159.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.17 : 5,729.91 = 2,289.17 : x
  2. Step 2: Convert to fraction form
    4,152.17/5,729.91 = 2,289.17/x
  3. Step 3: Cross multiply
    4,152.17x = 5,729.91 × 2,289.17
  4. Step 4: Simplify right side
    4,152.17x = 13,116,738.07
  5. Step 5: Solve for x
    x = 13,116,738.07/4,152.17
  6. Step 6: Final answer
    x = 3,159.01

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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.