Home / 4,365.40-6,545.61-2,980.41

Finding the Fourth Proportional to 4,365.40, 6,545.61 and 2,980.41

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Solution

The fourth proportional to 4,365.40, 6,545.61 and 2,980.41 is: 4,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365.40 : 6,545.61 = 2,980.41 : x
  2. Step 2: Convert to fraction form
    4,365.40/6,545.61 = 2,980.41/x
  3. Step 3: Cross multiply
    4,365.40x = 6,545.61 × 2,980.41
  4. Step 4: Simplify right side
    4,365.40x = 19,508,601.50
  5. Step 5: Solve for x
    x = 19,508,601.50/4,365.40
  6. Step 6: Final answer
    x = 4,468.91

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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.