Home / 6,538.50-9,023.22-3,554.40

Finding the Fourth Proportional to 6,538.50, 9,023.22 and 3,554.40

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Solution

The fourth proportional to 6,538.50, 9,023.22 and 3,554.40 is: 4,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.50 : 9,023.22 = 3,554.40 : x
  2. Step 2: Convert to fraction form
    6,538.50/9,023.22 = 3,554.40/x
  3. Step 3: Cross multiply
    6,538.50x = 9,023.22 × 3,554.40
  4. Step 4: Simplify right side
    6,538.50x = 32,072,133.17
  5. Step 5: Solve for x
    x = 32,072,133.17/6,538.50
  6. Step 6: Final answer
    x = 4,905.12

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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.