Home / 4,101.87-6,153.25-1,140.31

Finding the Fourth Proportional to 4,101.87, 6,153.25 and 1,140.31

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Solution

The fourth proportional to 4,101.87, 6,153.25 and 1,140.31 is: 1,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.87 : 6,153.25 = 1,140.31 : x
  2. Step 2: Convert to fraction form
    4,101.87/6,153.25 = 1,140.31/x
  3. Step 3: Cross multiply
    4,101.87x = 6,153.25 × 1,140.31
  4. Step 4: Simplify right side
    4,101.87x = 7,016,612.51
  5. Step 5: Solve for x
    x = 7,016,612.51/4,101.87
  6. Step 6: Final answer
    x = 1,710.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.