Home / 7,376.22-10,179.81-4,545.45

Finding the Fourth Proportional to 7,376.22, 10,179.81 and 4,545.45

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Solution

The fourth proportional to 7,376.22, 10,179.81 and 4,545.45 is: 6,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.22 : 10,179.81 = 4,545.45 : x
  2. Step 2: Convert to fraction form
    7,376.22/10,179.81 = 4,545.45/x
  3. Step 3: Cross multiply
    7,376.22x = 10,179.81 × 4,545.45
  4. Step 4: Simplify right side
    7,376.22x = 46,271,817.36
  5. Step 5: Solve for x
    x = 46,271,817.36/7,376.22
  6. Step 6: Final answer
    x = 6,273.11

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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.