Home / 5,574.15-8,361.23-5,205.11

Finding the Fourth Proportional to 5,574.15, 8,361.23 and 5,205.11

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Solution

The fourth proportional to 5,574.15, 8,361.23 and 5,205.11 is: 7,807.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.15 : 8,361.23 = 5,205.11 : x
  2. Step 2: Convert to fraction form
    5,574.15/8,361.23 = 5,205.11/x
  3. Step 3: Cross multiply
    5,574.15x = 8,361.23 × 5,205.11
  4. Step 4: Simplify right side
    5,574.15x = 43,521,054.05
  5. Step 5: Solve for x
    x = 43,521,054.05/5,574.15
  6. Step 6: Final answer
    x = 7,807.66

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.