Home / 4,581.06-6,870.86-1,805.74

Finding the Fourth Proportional to 4,581.06, 6,870.86 and 1,805.74

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Solution

The fourth proportional to 4,581.06, 6,870.86 and 1,805.74 is: 2,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.06 : 6,870.86 = 1,805.74 : x
  2. Step 2: Convert to fraction form
    4,581.06/6,870.86 = 1,805.74/x
  3. Step 3: Cross multiply
    4,581.06x = 6,870.86 × 1,805.74
  4. Step 4: Simplify right side
    4,581.06x = 12,406,986.74
  5. Step 5: Solve for x
    x = 12,406,986.74/4,581.06
  6. Step 6: Final answer
    x = 2,708.32

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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.