Home / 5,357.50-8,041.45-2,586.12

Finding the Fourth Proportional to 5,357.50, 8,041.45 and 2,586.12

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Solution

The fourth proportional to 5,357.50, 8,041.45 and 2,586.12 is: 3,881.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.50 : 8,041.45 = 2,586.12 : x
  2. Step 2: Convert to fraction form
    5,357.50/8,041.45 = 2,586.12/x
  3. Step 3: Cross multiply
    5,357.50x = 8,041.45 × 2,586.12
  4. Step 4: Simplify right side
    5,357.50x = 20,796,154.67
  5. Step 5: Solve for x
    x = 20,796,154.67/5,357.50
  6. Step 6: Final answer
    x = 3,881.69

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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.