Home / 5,289.04-7,933.46-1,591.12

Finding the Fourth Proportional to 5,289.04, 7,933.46 and 1,591.12

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Solution

The fourth proportional to 5,289.04, 7,933.46 and 1,591.12 is: 2,386.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.04 : 7,933.46 = 1,591.12 : x
  2. Step 2: Convert to fraction form
    5,289.04/7,933.46 = 1,591.12/x
  3. Step 3: Cross multiply
    5,289.04x = 7,933.46 × 1,591.12
  4. Step 4: Simplify right side
    5,289.04x = 12,623,059.09
  5. Step 5: Solve for x
    x = 12,623,059.09/5,289.04
  6. Step 6: Final answer
    x = 2,386.65

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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.