Home / 12,570.04-18,853.38-4,249.84

Finding the Fourth Proportional to 12,570.04, 18,853.38 and 4,249.84

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Solution

The fourth proportional to 12,570.04, 18,853.38 and 4,249.84 is: 6,374.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570.04 : 18,853.38 = 4,249.84 : x
  2. Step 2: Convert to fraction form
    12,570.04/18,853.38 = 4,249.84/x
  3. Step 3: Cross multiply
    12,570.04x = 18,853.38 × 4,249.84
  4. Step 4: Simplify right side
    12,570.04x = 80,123,848.46
  5. Step 5: Solve for x
    x = 80,123,848.46/12,570.04
  6. Step 6: Final answer
    x = 6,374.19

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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.