Home / 3,417.57-4,718.85-3,363.11

Finding the Fourth Proportional to 3,417.57, 4,718.85 and 3,363.11

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Solution

The fourth proportional to 3,417.57, 4,718.85 and 3,363.11 is: 4,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.57 : 4,718.85 = 3,363.11 : x
  2. Step 2: Convert to fraction form
    3,417.57/4,718.85 = 3,363.11/x
  3. Step 3: Cross multiply
    3,417.57x = 4,718.85 × 3,363.11
  4. Step 4: Simplify right side
    3,417.57x = 15,869,988.03
  5. Step 5: Solve for x
    x = 15,869,988.03/3,417.57
  6. Step 6: Final answer
    x = 4,643.65

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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.