Home / 7,545.30-10,413.45-4,401.48

Finding the Fourth Proportional to 7,545.30, 10,413.45 and 4,401.48

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Solution

The fourth proportional to 7,545.30, 10,413.45 and 4,401.48 is: 6,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.30 : 10,413.45 = 4,401.48 : x
  2. Step 2: Convert to fraction form
    7,545.30/10,413.45 = 4,401.48/x
  3. Step 3: Cross multiply
    7,545.30x = 10,413.45 × 4,401.48
  4. Step 4: Simplify right side
    7,545.30x = 45,834,591.91
  5. Step 5: Solve for x
    x = 45,834,591.91/7,545.30
  6. Step 6: Final answer
    x = 6,074.59

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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.