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Finding the Fourth Proportional to 1,659.83, 2,291.02 and 952.07

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Solution

The fourth proportional to 1,659.83, 2,291.02 and 952.07 is: 1,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659.83 : 2,291.02 = 952.07 : x
  2. Step 2: Convert to fraction form
    1,659.83/2,291.02 = 952.07/x
  3. Step 3: Cross multiply
    1,659.83x = 2,291.02 × 952.07
  4. Step 4: Simplify right side
    1,659.83x = 2,181,197.58
  5. Step 5: Solve for x
    x = 2,181,197.58/1,659.83
  6. Step 6: Final answer
    x = 1,314.11

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1.5x scale

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.