Home / 11,306.60-15,604.07-6,272.45

Finding the Fourth Proportional to 11,306.60, 15,604.07 and 6,272.45

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Solution

The fourth proportional to 11,306.60, 15,604.07 and 6,272.45 is: 8,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.60 : 15,604.07 = 6,272.45 : x
  2. Step 2: Convert to fraction form
    11,306.60/15,604.07 = 6,272.45/x
  3. Step 3: Cross multiply
    11,306.60x = 15,604.07 × 6,272.45
  4. Step 4: Simplify right side
    11,306.60x = 97,875,703.71
  5. Step 5: Solve for x
    x = 97,875,703.71/11,306.60
  6. Step 6: Final answer
    x = 8,656.51

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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.