Home / 4,127.15-6,186.63-2,276.40

Finding the Fourth Proportional to 4,127.15, 6,186.63 and 2,276.40

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Solution

The fourth proportional to 4,127.15, 6,186.63 and 2,276.40 is: 3,412.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.15 : 6,186.63 = 2,276.40 : x
  2. Step 2: Convert to fraction form
    4,127.15/6,186.63 = 2,276.40/x
  3. Step 3: Cross multiply
    4,127.15x = 6,186.63 × 2,276.40
  4. Step 4: Simplify right side
    4,127.15x = 14,083,263.46
  5. Step 5: Solve for x
    x = 14,083,263.46/4,127.15
  6. Step 6: Final answer
    x = 3,412.34

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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.