Home / 7,603.23-11,407.05-3,908.10

Finding the Fourth Proportional to 7,603.23, 11,407.05 and 3,908.10

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Solution

The fourth proportional to 7,603.23, 11,407.05 and 3,908.10 is: 5,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.23 : 11,407.05 = 3,908.10 : x
  2. Step 2: Convert to fraction form
    7,603.23/11,407.05 = 3,908.10/x
  3. Step 3: Cross multiply
    7,603.23x = 11,407.05 × 3,908.10
  4. Step 4: Simplify right side
    7,603.23x = 44,579,892.11
  5. Step 5: Solve for x
    x = 44,579,892.11/7,603.23
  6. Step 6: Final answer
    x = 5,863.28

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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.