Home / 7,888.07-10,885.61-4,351.25

Finding the Fourth Proportional to 7,888.07, 10,885.61 and 4,351.25

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Solution

The fourth proportional to 7,888.07, 10,885.61 and 4,351.25 is: 6,004.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.07 : 10,885.61 = 4,351.25 : x
  2. Step 2: Convert to fraction form
    7,888.07/10,885.61 = 4,351.25/x
  3. Step 3: Cross multiply
    7,888.07x = 10,885.61 × 4,351.25
  4. Step 4: Simplify right side
    7,888.07x = 47,365,966.96
  5. Step 5: Solve for x
    x = 47,365,966.96/7,888.07
  6. Step 6: Final answer
    x = 6,004.76

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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.