Home / 4,340.43-5,989.43-2,547.72

Finding the Fourth Proportional to 4,340.43, 5,989.43 and 2,547.72

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Solution

The fourth proportional to 4,340.43, 5,989.43 and 2,547.72 is: 3,515.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.43 : 5,989.43 = 2,547.72 : x
  2. Step 2: Convert to fraction form
    4,340.43/5,989.43 = 2,547.72/x
  3. Step 3: Cross multiply
    4,340.43x = 5,989.43 × 2,547.72
  4. Step 4: Simplify right side
    4,340.43x = 15,259,390.60
  5. Step 5: Solve for x
    x = 15,259,390.60/4,340.43
  6. Step 6: Final answer
    x = 3,515.64

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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.