Home / 9,693.93-14,531.64-3,115.50

Finding the Fourth Proportional to 9,693.93, 14,531.64 and 3,115.50

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Solution

The fourth proportional to 9,693.93, 14,531.64 and 3,115.50 is: 4,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,693.93 : 14,531.64 = 3,115.50 : x
  2. Step 2: Convert to fraction form
    9,693.93/14,531.64 = 3,115.50/x
  3. Step 3: Cross multiply
    9,693.93x = 14,531.64 × 3,115.50
  4. Step 4: Simplify right side
    9,693.93x = 45,273,324.42
  5. Step 5: Solve for x
    x = 45,273,324.42/9,693.93
  6. Step 6: Final answer
    x = 4,670.28

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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.