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Finding the Fourth Proportional to 1,700.38, 2,346.49 and 954.33

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Solution

The fourth proportional to 1,700.38, 2,346.49 and 954.33 is: 1,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.38 : 2,346.49 = 954.33 : x
  2. Step 2: Convert to fraction form
    1,700.38/2,346.49 = 954.33/x
  3. Step 3: Cross multiply
    1,700.38x = 2,346.49 × 954.33
  4. Step 4: Simplify right side
    1,700.38x = 2,239,325.80
  5. Step 5: Solve for x
    x = 2,239,325.80/1,700.38
  6. Step 6: Final answer
    x = 1,316.96

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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.