Home / 4,271.40-6,374.37-3,292.20

Finding the Fourth Proportional to 4,271.40, 6,374.37 and 3,292.20

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Solution

The fourth proportional to 4,271.40, 6,374.37 and 3,292.20 is: 4,913.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.40 : 6,374.37 = 3,292.20 : x
  2. Step 2: Convert to fraction form
    4,271.40/6,374.37 = 3,292.20/x
  3. Step 3: Cross multiply
    4,271.40x = 6,374.37 × 3,292.20
  4. Step 4: Simplify right side
    4,271.40x = 20,985,700.91
  5. Step 5: Solve for x
    x = 20,985,700.91/4,271.40
  6. Step 6: Final answer
    x = 4,913.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.