Home / 11,282.57-15,570.14-6,178.52

Finding the Fourth Proportional to 11,282.57, 15,570.14 and 6,178.52

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Solution

The fourth proportional to 11,282.57, 15,570.14 and 6,178.52 is: 8,526.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.57 : 15,570.14 = 6,178.52 : x
  2. Step 2: Convert to fraction form
    11,282.57/15,570.14 = 6,178.52/x
  3. Step 3: Cross multiply
    11,282.57x = 15,570.14 × 6,178.52
  4. Step 4: Simplify right side
    11,282.57x = 96,200,421.39
  5. Step 5: Solve for x
    x = 96,200,421.39/11,282.57
  6. Step 6: Final answer
    x = 8,526.46

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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.