Home / 5,527.68-8,289.80-1,829.12

Finding the Fourth Proportional to 5,527.68, 8,289.80 and 1,829.12

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Solution

The fourth proportional to 5,527.68, 8,289.80 and 1,829.12 is: 2,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.68 : 8,289.80 = 1,829.12 : x
  2. Step 2: Convert to fraction form
    5,527.68/8,289.80 = 1,829.12/x
  3. Step 3: Cross multiply
    5,527.68x = 8,289.80 × 1,829.12
  4. Step 4: Simplify right side
    5,527.68x = 15,163,038.98
  5. Step 5: Solve for x
    x = 15,163,038.98/5,527.68
  6. Step 6: Final answer
    x = 2,743.11

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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.