Home / 9,302.95-12,837.40-5,268.62

Finding the Fourth Proportional to 9,302.95, 12,837.40 and 5,268.62

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Solution

The fourth proportional to 9,302.95, 12,837.40 and 5,268.62 is: 7,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.95 : 12,837.40 = 5,268.62 : x
  2. Step 2: Convert to fraction form
    9,302.95/12,837.40 = 5,268.62/x
  3. Step 3: Cross multiply
    9,302.95x = 12,837.40 × 5,268.62
  4. Step 4: Simplify right side
    9,302.95x = 67,635,358.74
  5. Step 5: Solve for x
    x = 67,635,358.74/9,302.95
  6. Step 6: Final answer
    x = 7,270.31

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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.