Home / 2,925.49-4,037.18-1,666.49

Finding the Fourth Proportional to 2,925.49, 4,037.18 and 1,666.49

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Solution

The fourth proportional to 2,925.49, 4,037.18 and 1,666.49 is: 2,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.49 : 4,037.18 = 1,666.49 : x
  2. Step 2: Convert to fraction form
    2,925.49/4,037.18 = 1,666.49/x
  3. Step 3: Cross multiply
    2,925.49x = 4,037.18 × 1,666.49
  4. Step 4: Simplify right side
    2,925.49x = 6,727,920.10
  5. Step 5: Solve for x
    x = 6,727,920.10/2,925.49
  6. Step 6: Final answer
    x = 2,299.76

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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.