Home / 9,688.26-14,531.86-3,113.93

Finding the Fourth Proportional to 9,688.26, 14,531.86 and 3,113.93

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Solution

The fourth proportional to 9,688.26, 14,531.86 and 3,113.93 is: 4,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.26 : 14,531.86 = 3,113.93 : x
  2. Step 2: Convert to fraction form
    9,688.26/14,531.86 = 3,113.93/x
  3. Step 3: Cross multiply
    9,688.26x = 14,531.86 × 3,113.93
  4. Step 4: Simplify right side
    9,688.26x = 45,251,194.81
  5. Step 5: Solve for x
    x = 45,251,194.81/9,688.26
  6. Step 6: Final answer
    x = 4,670.72

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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.