Home / 11,261.93-15,539.33-7,068.29

Finding the Fourth Proportional to 11,261.93, 15,539.33 and 7,068.29

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Solution

The fourth proportional to 11,261.93, 15,539.33 and 7,068.29 is: 9,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.93 : 15,539.33 = 7,068.29 : x
  2. Step 2: Convert to fraction form
    11,261.93/15,539.33 = 7,068.29/x
  3. Step 3: Cross multiply
    11,261.93x = 15,539.33 × 7,068.29
  4. Step 4: Simplify right side
    11,261.93x = 109,836,455.50
  5. Step 5: Solve for x
    x = 109,836,455.50/11,261.93
  6. Step 6: Final answer
    x = 9,752.90

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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.