Home / 2,417.19-3,626.55-955.55

Finding the Fourth Proportional to 2,417.19, 3,626.55 and 955.55

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Solution

The fourth proportional to 2,417.19, 3,626.55 and 955.55 is: 1,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.19 : 3,626.55 = 955.55 : x
  2. Step 2: Convert to fraction form
    2,417.19/3,626.55 = 955.55/x
  3. Step 3: Cross multiply
    2,417.19x = 3,626.55 × 955.55
  4. Step 4: Simplify right side
    2,417.19x = 3,465,331.72
  5. Step 5: Solve for x
    x = 3,465,331.72/2,417.19
  6. Step 6: Final answer
    x = 1,433.62

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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.