Home / 10,205.54-14,084.21-5,955.06

Finding the Fourth Proportional to 10,205.54, 14,084.21 and 5,955.06

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Solution

The fourth proportional to 10,205.54, 14,084.21 and 5,955.06 is: 8,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.54 : 14,084.21 = 5,955.06 : x
  2. Step 2: Convert to fraction form
    10,205.54/14,084.21 = 5,955.06/x
  3. Step 3: Cross multiply
    10,205.54x = 14,084.21 × 5,955.06
  4. Step 4: Simplify right side
    10,205.54x = 83,872,285.83
  5. Step 5: Solve for x
    x = 83,872,285.83/10,205.54
  6. Step 6: Final answer
    x = 8,218.31

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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.