Home / 7,362.90-10,160.52-4,005.72

Finding the Fourth Proportional to 7,362.90, 10,160.52 and 4,005.72

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Solution

The fourth proportional to 7,362.90, 10,160.52 and 4,005.72 is: 5,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.90 : 10,160.52 = 4,005.72 : x
  2. Step 2: Convert to fraction form
    7,362.90/10,160.52 = 4,005.72/x
  3. Step 3: Cross multiply
    7,362.90x = 10,160.52 × 4,005.72
  4. Step 4: Simplify right side
    7,362.90x = 40,700,198.17
  5. Step 5: Solve for x
    x = 40,700,198.17/7,362.90
  6. Step 6: Final answer
    x = 5,527.74

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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.