Home / 12,591.63-17,376.45-6,926.46

Finding the Fourth Proportional to 12,591.63, 17,376.45 and 6,926.46

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Solution

The fourth proportional to 12,591.63, 17,376.45 and 6,926.46 is: 9,558.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,591.63 : 17,376.45 = 6,926.46 : x
  2. Step 2: Convert to fraction form
    12,591.63/17,376.45 = 6,926.46/x
  3. Step 3: Cross multiply
    12,591.63x = 17,376.45 × 6,926.46
  4. Step 4: Simplify right side
    12,591.63x = 120,357,285.87
  5. Step 5: Solve for x
    x = 120,357,285.87/12,591.63
  6. Step 6: Final answer
    x = 9,558.52

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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.