Home / 2,547.19-3,516.95-1,759.87

Finding the Fourth Proportional to 2,547.19, 3,516.95 and 1,759.87

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Solution

The fourth proportional to 2,547.19, 3,516.95 and 1,759.87 is: 2,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.19 : 3,516.95 = 1,759.87 : x
  2. Step 2: Convert to fraction form
    2,547.19/3,516.95 = 1,759.87/x
  3. Step 3: Cross multiply
    2,547.19x = 3,516.95 × 1,759.87
  4. Step 4: Simplify right side
    2,547.19x = 6,189,357.20
  5. Step 5: Solve for x
    x = 6,189,357.20/2,547.19
  6. Step 6: Final answer
    x = 2,429.88

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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.