Home / 7,888.05-10,885.50-4,351.26

Finding the Fourth Proportional to 7,888.05, 10,885.50 and 4,351.26

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Solution

The fourth proportional to 7,888.05, 10,885.50 and 4,351.26 is: 6,004.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.05 : 10,885.50 = 4,351.26 : x
  2. Step 2: Convert to fraction form
    7,888.05/10,885.50 = 4,351.26/x
  3. Step 3: Cross multiply
    7,888.05x = 10,885.50 × 4,351.26
  4. Step 4: Simplify right side
    7,888.05x = 47,365,616.23
  5. Step 5: Solve for x
    x = 47,365,616.23/7,888.05
  6. Step 6: Final answer
    x = 6,004.73

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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.