Home / 6,603.51-9,113.10-3,771.36

Finding the Fourth Proportional to 6,603.51, 9,113.10 and 3,771.36

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Solution

The fourth proportional to 6,603.51, 9,113.10 and 3,771.36 is: 5,204.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.51 : 9,113.10 = 3,771.36 : x
  2. Step 2: Convert to fraction form
    6,603.51/9,113.10 = 3,771.36/x
  3. Step 3: Cross multiply
    6,603.51x = 9,113.10 × 3,771.36
  4. Step 4: Simplify right side
    6,603.51x = 34,368,780.82
  5. Step 5: Solve for x
    x = 34,368,780.82/6,603.51
  6. Step 6: Final answer
    x = 5,204.62

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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.