Home / 4,854.24-6,699.78-3,087.90

Finding the Fourth Proportional to 4,854.24, 6,699.78 and 3,087.90

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Solution

The fourth proportional to 4,854.24, 6,699.78 and 3,087.90 is: 4,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854.24 : 6,699.78 = 3,087.90 : x
  2. Step 2: Convert to fraction form
    4,854.24/6,699.78 = 3,087.90/x
  3. Step 3: Cross multiply
    4,854.24x = 6,699.78 × 3,087.90
  4. Step 4: Simplify right side
    4,854.24x = 20,688,250.66
  5. Step 5: Solve for x
    x = 20,688,250.66/4,854.24
  6. Step 6: Final answer
    x = 4,261.89

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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.