Home / 9,648.65-13,318.43-5,670.95

Finding the Fourth Proportional to 9,648.65, 13,318.43 and 5,670.95

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Solution

The fourth proportional to 9,648.65, 13,318.43 and 5,670.95 is: 7,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,648.65 : 13,318.43 = 5,670.95 : x
  2. Step 2: Convert to fraction form
    9,648.65/13,318.43 = 5,670.95/x
  3. Step 3: Cross multiply
    9,648.65x = 13,318.43 × 5,670.95
  4. Step 4: Simplify right side
    9,648.65x = 75,528,055.66
  5. Step 5: Solve for x
    x = 75,528,055.66/9,648.65
  6. Step 6: Final answer
    x = 7,827.83

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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.