Home / 7,087.95-9,794.88-5,316.48

Finding the Fourth Proportional to 7,087.95, 9,794.88 and 5,316.48

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Solution

The fourth proportional to 7,087.95, 9,794.88 and 5,316.48 is: 7,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.95 : 9,794.88 = 5,316.48 : x
  2. Step 2: Convert to fraction form
    7,087.95/9,794.88 = 5,316.48/x
  3. Step 3: Cross multiply
    7,087.95x = 9,794.88 × 5,316.48
  4. Step 4: Simplify right side
    7,087.95x = 52,074,283.62
  5. Step 5: Solve for x
    x = 52,074,283.62/7,087.95
  6. Step 6: Final answer
    x = 7,346.88

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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.