Home / 7,611.16-11,418.56-2,417.04

Finding the Fourth Proportional to 7,611.16, 11,418.56 and 2,417.04

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Solution

The fourth proportional to 7,611.16, 11,418.56 and 2,417.04 is: 3,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.16 : 11,418.56 = 2,417.04 : x
  2. Step 2: Convert to fraction form
    7,611.16/11,418.56 = 2,417.04/x
  3. Step 3: Cross multiply
    7,611.16x = 11,418.56 × 2,417.04
  4. Step 4: Simplify right side
    7,611.16x = 27,599,116.26
  5. Step 5: Solve for x
    x = 27,599,116.26/7,611.16
  6. Step 6: Final answer
    x = 3,626.14

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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.