Home / 2,690.68-3,713.04-1,495.72

Finding the Fourth Proportional to 2,690.68, 3,713.04 and 1,495.72

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Solution

The fourth proportional to 2,690.68, 3,713.04 and 1,495.72 is: 2,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690.68 : 3,713.04 = 1,495.72 : x
  2. Step 2: Convert to fraction form
    2,690.68/3,713.04 = 1,495.72/x
  3. Step 3: Cross multiply
    2,690.68x = 3,713.04 × 1,495.72
  4. Step 4: Simplify right side
    2,690.68x = 5,553,668.19
  5. Step 5: Solve for x
    x = 5,553,668.19/2,690.68
  6. Step 6: Final answer
    x = 2,064.04

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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.