Home / 4,117.18-5,681.68-2,228.77

Finding the Fourth Proportional to 4,117.18, 5,681.68 and 2,228.77

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Solution

The fourth proportional to 4,117.18, 5,681.68 and 2,228.77 is: 3,075.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.18 : 5,681.68 = 2,228.77 : x
  2. Step 2: Convert to fraction form
    4,117.18/5,681.68 = 2,228.77/x
  3. Step 3: Cross multiply
    4,117.18x = 5,681.68 × 2,228.77
  4. Step 4: Simplify right side
    4,117.18x = 12,663,157.93
  5. Step 5: Solve for x
    x = 12,663,157.93/4,117.18
  6. Step 6: Final answer
    x = 3,075.69

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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.