Home / 1,626.76-2,440.56-934.22

Finding the Fourth Proportional to 1,626.76, 2,440.56 and 934.22

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Solution

The fourth proportional to 1,626.76, 2,440.56 and 934.22 is: 1,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.76 : 2,440.56 = 934.22 : x
  2. Step 2: Convert to fraction form
    1,626.76/2,440.56 = 934.22/x
  3. Step 3: Cross multiply
    1,626.76x = 2,440.56 × 934.22
  4. Step 4: Simplify right side
    1,626.76x = 2,280,019.96
  5. Step 5: Solve for x
    x = 2,280,019.96/1,626.76
  6. Step 6: Final answer
    x = 1,401.57

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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.