Home / 5,554.65-7,663.23-3,564.90

Finding the Fourth Proportional to 5,554.65, 7,663.23 and 3,564.90

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Solution

The fourth proportional to 5,554.65, 7,663.23 and 3,564.90 is: 4,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.65 : 7,663.23 = 3,564.90 : x
  2. Step 2: Convert to fraction form
    5,554.65/7,663.23 = 3,564.90/x
  3. Step 3: Cross multiply
    5,554.65x = 7,663.23 × 3,564.90
  4. Step 4: Simplify right side
    5,554.65x = 27,318,648.63
  5. Step 5: Solve for x
    x = 27,318,648.63/5,554.65
  6. Step 6: Final answer
    x = 4,918.16

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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.