Home / 5,051.15-6,972.46-4,340.15

Finding the Fourth Proportional to 5,051.15, 6,972.46 and 4,340.15

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Solution

The fourth proportional to 5,051.15, 6,972.46 and 4,340.15 is: 5,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.15 : 6,972.46 = 4,340.15 : x
  2. Step 2: Convert to fraction form
    5,051.15/6,972.46 = 4,340.15/x
  3. Step 3: Cross multiply
    5,051.15x = 6,972.46 × 4,340.15
  4. Step 4: Simplify right side
    5,051.15x = 30,261,511.42
  5. Step 5: Solve for x
    x = 30,261,511.42/5,051.15
  6. Step 6: Final answer
    x = 5,991.01

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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.