Home / 5,265.33-7,881.57-4,478.01

Finding the Fourth Proportional to 5,265.33, 7,881.57 and 4,478.01

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Solution

The fourth proportional to 5,265.33, 7,881.57 and 4,478.01 is: 6,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.33 : 7,881.57 = 4,478.01 : x
  2. Step 2: Convert to fraction form
    5,265.33/7,881.57 = 4,478.01/x
  3. Step 3: Cross multiply
    5,265.33x = 7,881.57 × 4,478.01
  4. Step 4: Simplify right side
    5,265.33x = 35,293,749.28
  5. Step 5: Solve for x
    x = 35,293,749.28/5,265.33
  6. Step 6: Final answer
    x = 6,703.05

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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.