Home / 7,888.14-10,884.81-4,530.15

Finding the Fourth Proportional to 7,888.14, 10,884.81 and 4,530.15

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Solution

The fourth proportional to 7,888.14, 10,884.81 and 4,530.15 is: 6,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.14 : 10,884.81 = 4,530.15 : x
  2. Step 2: Convert to fraction form
    7,888.14/10,884.81 = 4,530.15/x
  3. Step 3: Cross multiply
    7,888.14x = 10,884.81 × 4,530.15
  4. Step 4: Simplify right side
    7,888.14x = 49,309,822.02
  5. Step 5: Solve for x
    x = 49,309,822.02/7,888.14
  6. Step 6: Final answer
    x = 6,251.13

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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.