Home / 7,017.20-9,687.24-4,365.47

Finding the Fourth Proportional to 7,017.20, 9,687.24 and 4,365.47

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Solution

The fourth proportional to 7,017.20, 9,687.24 and 4,365.47 is: 6,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.20 : 9,687.24 = 4,365.47 : x
  2. Step 2: Convert to fraction form
    7,017.20/9,687.24 = 4,365.47/x
  3. Step 3: Cross multiply
    7,017.20x = 9,687.24 × 4,365.47
  4. Step 4: Simplify right side
    7,017.20x = 42,289,355.60
  5. Step 5: Solve for x
    x = 42,289,355.60/7,017.20
  6. Step 6: Final answer
    x = 6,026.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.