Home / 9,302.50-12,837.65-5,110.75

Finding the Fourth Proportional to 9,302.50, 12,837.65 and 5,110.75

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Solution

The fourth proportional to 9,302.50, 12,837.65 and 5,110.75 is: 7,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.50 : 12,837.65 = 5,110.75 : x
  2. Step 2: Convert to fraction form
    9,302.50/12,837.65 = 5,110.75/x
  3. Step 3: Cross multiply
    9,302.50x = 12,837.65 × 5,110.75
  4. Step 4: Simplify right side
    9,302.50x = 65,610,019.74
  5. Step 5: Solve for x
    x = 65,610,019.74/9,302.50
  6. Step 6: Final answer
    x = 7,052.94

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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.