Home / 12,593.05-18,875.72-5,193.46

Finding the Fourth Proportional to 12,593.05, 18,875.72 and 5,193.46

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Solution

The fourth proportional to 12,593.05, 18,875.72 and 5,193.46 is: 7,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.05 : 18,875.72 = 5,193.46 : x
  2. Step 2: Convert to fraction form
    12,593.05/18,875.72 = 5,193.46/x
  3. Step 3: Cross multiply
    12,593.05x = 18,875.72 × 5,193.46
  4. Step 4: Simplify right side
    12,593.05x = 98,030,304.16
  5. Step 5: Solve for x
    x = 98,030,304.16/12,593.05
  6. Step 6: Final answer
    x = 7,784.48

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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.