Home / 10,072.60-15,123.30-5,698.60

Finding the Fourth Proportional to 10,072.60, 15,123.30 and 5,698.60

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Solution

The fourth proportional to 10,072.60, 15,123.30 and 5,698.60 is: 8,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.60 : 15,123.30 = 5,698.60 : x
  2. Step 2: Convert to fraction form
    10,072.60/15,123.30 = 5,698.60/x
  3. Step 3: Cross multiply
    10,072.60x = 15,123.30 × 5,698.60
  4. Step 4: Simplify right side
    10,072.60x = 86,181,637.38
  5. Step 5: Solve for x
    x = 86,181,637.38/10,072.60
  6. Step 6: Final answer
    x = 8,556.05

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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.