Home / 6,398.19-9,587.57-4,747.01

Finding the Fourth Proportional to 6,398.19, 9,587.57 and 4,747.01

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Solution

The fourth proportional to 6,398.19, 9,587.57 and 4,747.01 is: 7,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398.19 : 9,587.57 = 4,747.01 : x
  2. Step 2: Convert to fraction form
    6,398.19/9,587.57 = 4,747.01/x
  3. Step 3: Cross multiply
    6,398.19x = 9,587.57 × 4,747.01
  4. Step 4: Simplify right side
    6,398.19x = 45,512,218.99
  5. Step 5: Solve for x
    x = 45,512,218.99/6,398.19
  6. Step 6: Final answer
    x = 7,113.30

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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.