Home / 3,676.86-5,070.87-2,925.18

Finding the Fourth Proportional to 3,676.86, 5,070.87 and 2,925.18

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Solution

The fourth proportional to 3,676.86, 5,070.87 and 2,925.18 is: 4,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.86 : 5,070.87 = 2,925.18 : x
  2. Step 2: Convert to fraction form
    3,676.86/5,070.87 = 2,925.18/x
  3. Step 3: Cross multiply
    3,676.86x = 5,070.87 × 2,925.18
  4. Step 4: Simplify right side
    3,676.86x = 14,833,207.51
  5. Step 5: Solve for x
    x = 14,833,207.51/3,676.86
  6. Step 6: Final answer
    x = 4,034.21

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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.