Home / 3,518.10-5,275.98-1,052.91

Finding the Fourth Proportional to 3,518.10, 5,275.98 and 1,052.91

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Solution

The fourth proportional to 3,518.10, 5,275.98 and 1,052.91 is: 1,579.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.10 : 5,275.98 = 1,052.91 : x
  2. Step 2: Convert to fraction form
    3,518.10/5,275.98 = 1,052.91/x
  3. Step 3: Cross multiply
    3,518.10x = 5,275.98 × 1,052.91
  4. Step 4: Simplify right side
    3,518.10x = 5,555,132.10
  5. Step 5: Solve for x
    x = 5,555,132.10/3,518.10
  6. Step 6: Final answer
    x = 1,579.01

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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.