Home / 9,159.84-13,709.70-6,956.46

Finding the Fourth Proportional to 9,159.84, 13,709.70 and 6,956.46

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Solution

The fourth proportional to 9,159.84, 13,709.70 and 6,956.46 is: 10,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.84 : 13,709.70 = 6,956.46 : x
  2. Step 2: Convert to fraction form
    9,159.84/13,709.70 = 6,956.46/x
  3. Step 3: Cross multiply
    9,159.84x = 13,709.70 × 6,956.46
  4. Step 4: Simplify right side
    9,159.84x = 95,370,979.66
  5. Step 5: Solve for x
    x = 95,370,979.66/9,159.84
  6. Step 6: Final answer
    x = 10,411.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.