Home / 4,520.04-6,238.56-3,107.56

Finding the Fourth Proportional to 4,520.04, 6,238.56 and 3,107.56

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Solution

The fourth proportional to 4,520.04, 6,238.56 and 3,107.56 is: 4,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.04 : 6,238.56 = 3,107.56 : x
  2. Step 2: Convert to fraction form
    4,520.04/6,238.56 = 3,107.56/x
  3. Step 3: Cross multiply
    4,520.04x = 6,238.56 × 3,107.56
  4. Step 4: Simplify right side
    4,520.04x = 19,386,699.51
  5. Step 5: Solve for x
    x = 19,386,699.51/4,520.04
  6. Step 6: Final answer
    x = 4,289.05

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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.