Home / 6,531.84-9,789.12-4,792.32

Finding the Fourth Proportional to 6,531.84, 9,789.12 and 4,792.32

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Solution

The fourth proportional to 6,531.84, 9,789.12 and 4,792.32 is: 7,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.84 : 9,789.12 = 4,792.32 : x
  2. Step 2: Convert to fraction form
    6,531.84/9,789.12 = 4,792.32/x
  3. Step 3: Cross multiply
    6,531.84x = 9,789.12 × 4,792.32
  4. Step 4: Simplify right side
    6,531.84x = 46,912,595.56
  5. Step 5: Solve for x
    x = 46,912,595.56/6,531.84
  6. Step 6: Final answer
    x = 7,182.14

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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.