Home / 3,002.48-4,143.32-1,676.08

Finding the Fourth Proportional to 3,002.48, 4,143.32 and 1,676.08

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Solution

The fourth proportional to 3,002.48, 4,143.32 and 1,676.08 is: 2,312.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.48 : 4,143.32 = 1,676.08 : x
  2. Step 2: Convert to fraction form
    3,002.48/4,143.32 = 1,676.08/x
  3. Step 3: Cross multiply
    3,002.48x = 4,143.32 × 1,676.08
  4. Step 4: Simplify right side
    3,002.48x = 6,944,535.79
  5. Step 5: Solve for x
    x = 6,944,535.79/3,002.48
  6. Step 6: Final answer
    x = 2,312.93

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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.