Home / 2,995.79-4,134.65-1,817.24

Finding the Fourth Proportional to 2,995.79, 4,134.65 and 1,817.24

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Solution

The fourth proportional to 2,995.79, 4,134.65 and 1,817.24 is: 2,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.79 : 4,134.65 = 1,817.24 : x
  2. Step 2: Convert to fraction form
    2,995.79/4,134.65 = 1,817.24/x
  3. Step 3: Cross multiply
    2,995.79x = 4,134.65 × 1,817.24
  4. Step 4: Simplify right side
    2,995.79x = 7,513,621.61
  5. Step 5: Solve for x
    x = 7,513,621.61/2,995.79
  6. Step 6: Final answer
    x = 2,508.06

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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.