Home / 7,888.86-10,886.66-4,352.07

Finding the Fourth Proportional to 7,888.86, 10,886.66 and 4,352.07

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Solution

The fourth proportional to 7,888.86, 10,886.66 and 4,352.07 is: 6,005.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.86 : 10,886.66 = 4,352.07 : x
  2. Step 2: Convert to fraction form
    7,888.86/10,886.66 = 4,352.07/x
  3. Step 3: Cross multiply
    7,888.86x = 10,886.66 × 4,352.07
  4. Step 4: Simplify right side
    7,888.86x = 47,379,517.27
  5. Step 5: Solve for x
    x = 47,379,517.27/7,888.86
  6. Step 6: Final answer
    x = 6,005.88

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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.