Home / 9,619.65-13,272.86-5,842.71

Finding the Fourth Proportional to 9,619.65, 13,272.86 and 5,842.71

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Solution

The fourth proportional to 9,619.65, 13,272.86 and 5,842.71 is: 8,061.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.65 : 13,272.86 = 5,842.71 : x
  2. Step 2: Convert to fraction form
    9,619.65/13,272.86 = 5,842.71/x
  3. Step 3: Cross multiply
    9,619.65x = 13,272.86 × 5,842.71
  4. Step 4: Simplify right side
    9,619.65x = 77,549,471.85
  5. Step 5: Solve for x
    x = 77,549,471.85/9,619.65
  6. Step 6: Final answer
    x = 8,061.57

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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.