Home / 9,935.50-13,710.48-5,955.85

Finding the Fourth Proportional to 9,935.50, 13,710.48 and 5,955.85

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Solution

The fourth proportional to 9,935.50, 13,710.48 and 5,955.85 is: 8,218.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.50 : 13,710.48 = 5,955.85 : x
  2. Step 2: Convert to fraction form
    9,935.50/13,710.48 = 5,955.85/x
  3. Step 3: Cross multiply
    9,935.50x = 13,710.48 × 5,955.85
  4. Step 4: Simplify right side
    9,935.50x = 81,657,562.31
  5. Step 5: Solve for x
    x = 81,657,562.31/9,935.50
  6. Step 6: Final answer
    x = 8,218.77

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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.