Home / 7,327.45-10,969.30-4,545.40

Finding the Fourth Proportional to 7,327.45, 10,969.30 and 4,545.40

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Solution

The fourth proportional to 7,327.45, 10,969.30 and 4,545.40 is: 6,804.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.45 : 10,969.30 = 4,545.40 : x
  2. Step 2: Convert to fraction form
    7,327.45/10,969.30 = 4,545.40/x
  3. Step 3: Cross multiply
    7,327.45x = 10,969.30 × 4,545.40
  4. Step 4: Simplify right side
    7,327.45x = 49,859,856.22
  5. Step 5: Solve for x
    x = 49,859,856.22/7,327.45
  6. Step 6: Final answer
    x = 6,804.53

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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.