Home / 3,363.16-4,640.30-1,870.74

Finding the Fourth Proportional to 3,363.16, 4,640.30 and 1,870.74

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Solution

The fourth proportional to 3,363.16, 4,640.30 and 1,870.74 is: 2,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.16 : 4,640.30 = 1,870.74 : x
  2. Step 2: Convert to fraction form
    3,363.16/4,640.30 = 1,870.74/x
  3. Step 3: Cross multiply
    3,363.16x = 4,640.30 × 1,870.74
  4. Step 4: Simplify right side
    3,363.16x = 8,680,776.30
  5. Step 5: Solve for x
    x = 8,680,776.30/3,363.16
  6. Step 6: Final answer
    x = 2,581.14

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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.