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Finding the Fourth Proportional to 6,672.84, 9,202.59 and 4,312.50

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Solution

The fourth proportional to 6,672.84, 9,202.59 and 4,312.50 is: 5,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.84 : 9,202.59 = 4,312.50 : x
  2. Step 2: Convert to fraction form
    6,672.84/9,202.59 = 4,312.50/x
  3. Step 3: Cross multiply
    6,672.84x = 9,202.59 × 4,312.50
  4. Step 4: Simplify right side
    6,672.84x = 39,686,169.38
  5. Step 5: Solve for x
    x = 39,686,169.38/6,672.84
  6. Step 6: Final answer
    x = 5,947.42

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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.