Home / 7,017.24-9,684.45-3,873.45

Finding the Fourth Proportional to 7,017.24, 9,684.45 and 3,873.45

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Solution

The fourth proportional to 7,017.24, 9,684.45 and 3,873.45 is: 5,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.24 : 9,684.45 = 3,873.45 : x
  2. Step 2: Convert to fraction form
    7,017.24/9,684.45 = 3,873.45/x
  3. Step 3: Cross multiply
    7,017.24x = 9,684.45 × 3,873.45
  4. Step 4: Simplify right side
    7,017.24x = 37,512,232.85
  5. Step 5: Solve for x
    x = 37,512,232.85/7,017.24
  6. Step 6: Final answer
    x = 5,345.72

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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.