Home / 3,148.12-4,714.89-3,038.77

Finding the Fourth Proportional to 3,148.12, 4,714.89 and 3,038.77

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Solution

The fourth proportional to 3,148.12, 4,714.89 and 3,038.77 is: 4,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.12 : 4,714.89 = 3,038.77 : x
  2. Step 2: Convert to fraction form
    3,148.12/4,714.89 = 3,038.77/x
  3. Step 3: Cross multiply
    3,148.12x = 4,714.89 × 3,038.77
  4. Step 4: Simplify right side
    3,148.12x = 14,327,466.29
  5. Step 5: Solve for x
    x = 14,327,466.29/3,148.12
  6. Step 6: Final answer
    x = 4,551.12

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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.