Home / 2,925.64-4,037.72-1,666.92

Finding the Fourth Proportional to 2,925.64, 4,037.72 and 1,666.92

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Solution

The fourth proportional to 2,925.64, 4,037.72 and 1,666.92 is: 2,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.64 : 4,037.72 = 1,666.92 : x
  2. Step 2: Convert to fraction form
    2,925.64/4,037.72 = 1,666.92/x
  3. Step 3: Cross multiply
    2,925.64x = 4,037.72 × 1,666.92
  4. Step 4: Simplify right side
    2,925.64x = 6,730,556.22
  5. Step 5: Solve for x
    x = 6,730,556.22/2,925.64
  6. Step 6: Final answer
    x = 2,300.54

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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.