Home / 2,280.17-3,418.88-1,547.52

Finding the Fourth Proportional to 2,280.17, 3,418.88 and 1,547.52

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Solution

The fourth proportional to 2,280.17, 3,418.88 and 1,547.52 is: 2,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.17 : 3,418.88 = 1,547.52 : x
  2. Step 2: Convert to fraction form
    2,280.17/3,418.88 = 1,547.52/x
  3. Step 3: Cross multiply
    2,280.17x = 3,418.88 × 1,547.52
  4. Step 4: Simplify right side
    2,280.17x = 5,290,777.44
  5. Step 5: Solve for x
    x = 5,290,777.44/2,280.17
  6. Step 6: Final answer
    x = 2,320.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.