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Finding the Fourth Proportional to 1,700.98, 2,347.30 and 954.92

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Solution

The fourth proportional to 1,700.98, 2,347.30 and 954.92 is: 1,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.98 : 2,347.30 = 954.92 : x
  2. Step 2: Convert to fraction form
    1,700.98/2,347.30 = 954.92/x
  3. Step 3: Cross multiply
    1,700.98x = 2,347.30 × 954.92
  4. Step 4: Simplify right side
    1,700.98x = 2,241,483.72
  5. Step 5: Solve for x
    x = 2,241,483.72/1,700.98
  6. Step 6: Final answer
    x = 1,317.76

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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.