Home / 4,618.90-6,923.57-2,151.70

Finding the Fourth Proportional to 4,618.90, 6,923.57 and 2,151.70

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Solution

The fourth proportional to 4,618.90, 6,923.57 and 2,151.70 is: 3,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.90 : 6,923.57 = 2,151.70 : x
  2. Step 2: Convert to fraction form
    4,618.90/6,923.57 = 2,151.70/x
  3. Step 3: Cross multiply
    4,618.90x = 6,923.57 × 2,151.70
  4. Step 4: Simplify right side
    4,618.90x = 14,897,445.57
  5. Step 5: Solve for x
    x = 14,897,445.57/4,618.90
  6. Step 6: Final answer
    x = 3,225.32

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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.