Home / 5,497.85-7,588.04-3,139.99

Finding the Fourth Proportional to 5,497.85, 7,588.04 and 3,139.99

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Solution

The fourth proportional to 5,497.85, 7,588.04 and 3,139.99 is: 4,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.85 : 7,588.04 = 3,139.99 : x
  2. Step 2: Convert to fraction form
    5,497.85/7,588.04 = 3,139.99/x
  3. Step 3: Cross multiply
    5,497.85x = 7,588.04 × 3,139.99
  4. Step 4: Simplify right side
    5,497.85x = 23,826,364.49
  5. Step 5: Solve for x
    x = 23,826,364.49/5,497.85
  6. Step 6: Final answer
    x = 4,333.76

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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.