Home / 5,918.46-8,827.82-5,510.22

Finding the Fourth Proportional to 5,918.46, 8,827.82 and 5,510.22

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Solution

The fourth proportional to 5,918.46, 8,827.82 and 5,510.22 is: 8,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.46 : 8,827.82 = 5,510.22 : x
  2. Step 2: Convert to fraction form
    5,918.46/8,827.82 = 5,510.22/x
  3. Step 3: Cross multiply
    5,918.46x = 8,827.82 × 5,510.22
  4. Step 4: Simplify right side
    5,918.46x = 48,643,202.77
  5. Step 5: Solve for x
    x = 48,643,202.77/5,918.46
  6. Step 6: Final answer
    x = 8,218.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.