Home / 4,087.31-6,130.28-1,164.92

Finding the Fourth Proportional to 4,087.31, 6,130.28 and 1,164.92

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Solution

The fourth proportional to 4,087.31, 6,130.28 and 1,164.92 is: 1,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.31 : 6,130.28 = 1,164.92 : x
  2. Step 2: Convert to fraction form
    4,087.31/6,130.28 = 1,164.92/x
  3. Step 3: Cross multiply
    4,087.31x = 6,130.28 × 1,164.92
  4. Step 4: Simplify right side
    4,087.31x = 7,141,282.87
  5. Step 5: Solve for x
    x = 7,141,282.87/4,087.31
  6. Step 6: Final answer
    x = 1,747.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.