Home / 9,932.33-13,708.79-6,870.48

Finding the Fourth Proportional to 9,932.33, 13,708.79 and 6,870.48

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Solution

The fourth proportional to 9,932.33, 13,708.79 and 6,870.48 is: 9,482.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.33 : 13,708.79 = 6,870.48 : x
  2. Step 2: Convert to fraction form
    9,932.33/13,708.79 = 6,870.48/x
  3. Step 3: Cross multiply
    9,932.33x = 13,708.79 × 6,870.48
  4. Step 4: Simplify right side
    9,932.33x = 94,185,967.52
  5. Step 5: Solve for x
    x = 94,185,967.52/9,932.33
  6. Step 6: Final answer
    x = 9,482.77

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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.