Home / 9,261.23-12,780.80-5,069.48

Finding the Fourth Proportional to 9,261.23, 12,780.80 and 5,069.48

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Solution

The fourth proportional to 9,261.23, 12,780.80 and 5,069.48 is: 6,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.23 : 12,780.80 = 5,069.48 : x
  2. Step 2: Convert to fraction form
    9,261.23/12,780.80 = 5,069.48/x
  3. Step 3: Cross multiply
    9,261.23x = 12,780.80 × 5,069.48
  4. Step 4: Simplify right side
    9,261.23x = 64,792,009.98
  5. Step 5: Solve for x
    x = 64,792,009.98/9,261.23
  6. Step 6: Final answer
    x = 6,996.05

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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.