Home / 3,746.12-5,621.68-1,554.85

Finding the Fourth Proportional to 3,746.12, 5,621.68 and 1,554.85

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Solution

The fourth proportional to 3,746.12, 5,621.68 and 1,554.85 is: 2,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.12 : 5,621.68 = 1,554.85 : x
  2. Step 2: Convert to fraction form
    3,746.12/5,621.68 = 1,554.85/x
  3. Step 3: Cross multiply
    3,746.12x = 5,621.68 × 1,554.85
  4. Step 4: Simplify right side
    3,746.12x = 8,740,841.04
  5. Step 5: Solve for x
    x = 8,740,841.04/3,746.12
  6. Step 6: Final answer
    x = 2,333.31

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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.