Home / 1,186.06-1,634.22-975.52

Finding the Fourth Proportional to 1,186.06, 1,634.22 and 975.52

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Solution

The fourth proportional to 1,186.06, 1,634.22 and 975.52 is: 1,344.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186.06 : 1,634.22 = 975.52 : x
  2. Step 2: Convert to fraction form
    1,186.06/1,634.22 = 975.52/x
  3. Step 3: Cross multiply
    1,186.06x = 1,634.22 × 975.52
  4. Step 4: Simplify right side
    1,186.06x = 1,594,214.29
  5. Step 5: Solve for x
    x = 1,594,214.29/1,186.06
  6. Step 6: Final answer
    x = 1,344.13

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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.