Home / 10,261.54-14,160.99-5,784.85

Finding the Fourth Proportional to 10,261.54, 14,160.99 and 5,784.85

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Solution

The fourth proportional to 10,261.54, 14,160.99 and 5,784.85 is: 7,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.54 : 14,160.99 = 5,784.85 : x
  2. Step 2: Convert to fraction form
    10,261.54/14,160.99 = 5,784.85/x
  3. Step 3: Cross multiply
    10,261.54x = 14,160.99 × 5,784.85
  4. Step 4: Simplify right side
    10,261.54x = 81,919,203.00
  5. Step 5: Solve for x
    x = 81,919,203.00/10,261.54
  6. Step 6: Final answer
    x = 7,983.13

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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.