Home / 6,274.70-9,415.23-2,987.18

Finding the Fourth Proportional to 6,274.70, 9,415.23 and 2,987.18

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Solution

The fourth proportional to 6,274.70, 9,415.23 and 2,987.18 is: 4,482.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.70 : 9,415.23 = 2,987.18 : x
  2. Step 2: Convert to fraction form
    6,274.70/9,415.23 = 2,987.18/x
  3. Step 3: Cross multiply
    6,274.70x = 9,415.23 × 2,987.18
  4. Step 4: Simplify right side
    6,274.70x = 28,124,986.75
  5. Step 5: Solve for x
    x = 28,124,986.75/6,274.70
  6. Step 6: Final answer
    x = 4,482.28

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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.