Home / 6,534.17-9,788.01-5,220.15

Finding the Fourth Proportional to 6,534.17, 9,788.01 and 5,220.15

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Solution

The fourth proportional to 6,534.17, 9,788.01 and 5,220.15 is: 7,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,534.17 : 9,788.01 = 5,220.15 : x
  2. Step 2: Convert to fraction form
    6,534.17/9,788.01 = 5,220.15/x
  3. Step 3: Cross multiply
    6,534.17x = 9,788.01 × 5,220.15
  4. Step 4: Simplify right side
    6,534.17x = 51,094,824.12
  5. Step 5: Solve for x
    x = 51,094,824.12/6,534.17
  6. Step 6: Final answer
    x = 7,819.64

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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.