Home / 6,603.30-9,111.29-3,808.26

Finding the Fourth Proportional to 6,603.30, 9,111.29 and 3,808.26

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Solution

The fourth proportional to 6,603.30, 9,111.29 and 3,808.26 is: 5,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.30 : 9,111.29 = 3,808.26 : x
  2. Step 2: Convert to fraction form
    6,603.30/9,111.29 = 3,808.26/x
  3. Step 3: Cross multiply
    6,603.30x = 9,111.29 × 3,808.26
  4. Step 4: Simplify right side
    6,603.30x = 34,698,142.21
  5. Step 5: Solve for x
    x = 34,698,142.21/6,603.30
  6. Step 6: Final answer
    x = 5,254.67

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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.