Home / 2,899.60-4,346.28-1,256.92

Finding the Fourth Proportional to 2,899.60, 4,346.28 and 1,256.92

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Solution

The fourth proportional to 2,899.60, 4,346.28 and 1,256.92 is: 1,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.60 : 4,346.28 = 1,256.92 : x
  2. Step 2: Convert to fraction form
    2,899.60/4,346.28 = 1,256.92/x
  3. Step 3: Cross multiply
    2,899.60x = 4,346.28 × 1,256.92
  4. Step 4: Simplify right side
    2,899.60x = 5,462,926.26
  5. Step 5: Solve for x
    x = 5,462,926.26/2,899.60
  6. Step 6: Final answer
    x = 1,884.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.