Home / 4,701.68-7,050.90-1,581.20

Finding the Fourth Proportional to 4,701.68, 7,050.90 and 1,581.20

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Solution

The fourth proportional to 4,701.68, 7,050.90 and 1,581.20 is: 2,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.68 : 7,050.90 = 1,581.20 : x
  2. Step 2: Convert to fraction form
    4,701.68/7,050.90 = 1,581.20/x
  3. Step 3: Cross multiply
    4,701.68x = 7,050.90 × 1,581.20
  4. Step 4: Simplify right side
    4,701.68x = 11,148,883.08
  5. Step 5: Solve for x
    x = 11,148,883.08/4,701.68
  6. Step 6: Final answer
    x = 2,371.26

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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.