Home / 4,340.40-5,989.38-2,547.69

Finding the Fourth Proportional to 4,340.40, 5,989.38 and 2,547.69

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Solution

The fourth proportional to 4,340.40, 5,989.38 and 2,547.69 is: 3,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.40 : 5,989.38 = 2,547.69 : x
  2. Step 2: Convert to fraction form
    4,340.40/5,989.38 = 2,547.69/x
  3. Step 3: Cross multiply
    4,340.40x = 5,989.38 × 2,547.69
  4. Step 4: Simplify right side
    4,340.40x = 15,259,083.53
  5. Step 5: Solve for x
    x = 15,259,083.53/4,340.40
  6. Step 6: Final answer
    x = 3,515.59

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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.