Home / 6,554.34-9,045.09-3,901.68

Finding the Fourth Proportional to 6,554.34, 9,045.09 and 3,901.68

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Solution

The fourth proportional to 6,554.34, 9,045.09 and 3,901.68 is: 5,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.34 : 9,045.09 = 3,901.68 : x
  2. Step 2: Convert to fraction form
    6,554.34/9,045.09 = 3,901.68/x
  3. Step 3: Cross multiply
    6,554.34x = 9,045.09 × 3,901.68
  4. Step 4: Simplify right side
    6,554.34x = 35,291,046.75
  5. Step 5: Solve for x
    x = 35,291,046.75/6,554.34
  6. Step 6: Final answer
    x = 5,384.38

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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.