Home / 7,225.10-10,839.72-3,527.36

Finding the Fourth Proportional to 7,225.10, 10,839.72 and 3,527.36

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Solution

The fourth proportional to 7,225.10, 10,839.72 and 3,527.36 is: 5,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.10 : 10,839.72 = 3,527.36 : x
  2. Step 2: Convert to fraction form
    7,225.10/10,839.72 = 3,527.36/x
  3. Step 3: Cross multiply
    7,225.10x = 10,839.72 × 3,527.36
  4. Step 4: Simplify right side
    7,225.10x = 38,235,594.74
  5. Step 5: Solve for x
    x = 38,235,594.74/7,225.10
  6. Step 6: Final answer
    x = 5,292.05

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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.