Home / 6,635.19-9,156.47-3,651.04

Finding the Fourth Proportional to 6,635.19, 9,156.47 and 3,651.04

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Solution

The fourth proportional to 6,635.19, 9,156.47 and 3,651.04 is: 5,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.19 : 9,156.47 = 3,651.04 : x
  2. Step 2: Convert to fraction form
    6,635.19/9,156.47 = 3,651.04/x
  3. Step 3: Cross multiply
    6,635.19x = 9,156.47 × 3,651.04
  4. Step 4: Simplify right side
    6,635.19x = 33,430,603.06
  5. Step 5: Solve for x
    x = 33,430,603.06/6,635.19
  6. Step 6: Final answer
    x = 5,038.38

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Half scale
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Double scale
Find fourth proportional to 6,636.19, 9,157.85 and 3,652.04
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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.