Home / 9,823.10-13,554.60-5,574.55

Finding the Fourth Proportional to 9,823.10, 13,554.60 and 5,574.55

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Solution

The fourth proportional to 9,823.10, 13,554.60 and 5,574.55 is: 7,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.10 : 13,554.60 = 5,574.55 : x
  2. Step 2: Convert to fraction form
    9,823.10/13,554.60 = 5,574.55/x
  3. Step 3: Cross multiply
    9,823.10x = 13,554.60 × 5,574.55
  4. Step 4: Simplify right side
    9,823.10x = 75,560,814.06
  5. Step 5: Solve for x
    x = 75,560,814.06/9,823.10
  6. Step 6: Final answer
    x = 7,692.16

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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.