Home / 7,886.17-10,884.81-4,741.75

Finding the Fourth Proportional to 7,886.17, 10,884.81 and 4,741.75

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Solution

The fourth proportional to 7,886.17, 10,884.81 and 4,741.75 is: 6,544.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886.17 : 10,884.81 = 4,741.75 : x
  2. Step 2: Convert to fraction form
    7,886.17/10,884.81 = 4,741.75/x
  3. Step 3: Cross multiply
    7,886.17x = 10,884.81 × 4,741.75
  4. Step 4: Simplify right side
    7,886.17x = 51,613,047.82
  5. Step 5: Solve for x
    x = 51,613,047.82/7,886.17
  6. Step 6: Final answer
    x = 6,544.75

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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.