Home / 1,534.32-2,117.26-995.02

Finding the Fourth Proportional to 1,534.32, 2,117.26 and 995.02

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Solution

The fourth proportional to 1,534.32, 2,117.26 and 995.02 is: 1,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.32 : 2,117.26 = 995.02 : x
  2. Step 2: Convert to fraction form
    1,534.32/2,117.26 = 995.02/x
  3. Step 3: Cross multiply
    1,534.32x = 2,117.26 × 995.02
  4. Step 4: Simplify right side
    1,534.32x = 2,106,716.05
  5. Step 5: Solve for x
    x = 2,106,716.05/1,534.32
  6. Step 6: Final answer
    x = 1,373.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.