Home / 2,117.22-3,173.04-1,534.18

Finding the Fourth Proportional to 2,117.22, 3,173.04 and 1,534.18

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Solution

The fourth proportional to 2,117.22, 3,173.04 and 1,534.18 is: 2,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117.22 : 3,173.04 = 1,534.18 : x
  2. Step 2: Convert to fraction form
    2,117.22/3,173.04 = 1,534.18/x
  3. Step 3: Cross multiply
    2,117.22x = 3,173.04 × 1,534.18
  4. Step 4: Simplify right side
    2,117.22x = 4,868,014.51
  5. Step 5: Solve for x
    x = 4,868,014.51/2,117.22
  6. Step 6: Final answer
    x = 2,299.25

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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.