Home / 2,925.47-4,037.27-1,666.75

Finding the Fourth Proportional to 2,925.47, 4,037.27 and 1,666.75

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Solution

The fourth proportional to 2,925.47, 4,037.27 and 1,666.75 is: 2,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.47 : 4,037.27 = 1,666.75 : x
  2. Step 2: Convert to fraction form
    2,925.47/4,037.27 = 1,666.75/x
  3. Step 3: Cross multiply
    2,925.47x = 4,037.27 × 1,666.75
  4. Step 4: Simplify right side
    2,925.47x = 6,729,119.77
  5. Step 5: Solve for x
    x = 6,729,119.77/2,925.47
  6. Step 6: Final answer
    x = 2,300.18

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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.