Home / 4,567.40-6,306.86-2,891.76

Finding the Fourth Proportional to 4,567.40, 6,306.86 and 2,891.76

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Solution

The fourth proportional to 4,567.40, 6,306.86 and 2,891.76 is: 3,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567.40 : 6,306.86 = 2,891.76 : x
  2. Step 2: Convert to fraction form
    4,567.40/6,306.86 = 2,891.76/x
  3. Step 3: Cross multiply
    4,567.40x = 6,306.86 × 2,891.76
  4. Step 4: Simplify right side
    4,567.40x = 18,237,911.01
  5. Step 5: Solve for x
    x = 18,237,911.01/4,567.40
  6. Step 6: Final answer
    x = 3,993.07

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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.