Home / 2,186.27-3,014.95-1,470.07

Finding the Fourth Proportional to 2,186.27, 3,014.95 and 1,470.07

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Solution

The fourth proportional to 2,186.27, 3,014.95 and 1,470.07 is: 2,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.27 : 3,014.95 = 1,470.07 : x
  2. Step 2: Convert to fraction form
    2,186.27/3,014.95 = 1,470.07/x
  3. Step 3: Cross multiply
    2,186.27x = 3,014.95 × 1,470.07
  4. Step 4: Simplify right side
    2,186.27x = 4,432,172.47
  5. Step 5: Solve for x
    x = 4,432,172.47/2,186.27
  6. Step 6: Final answer
    x = 2,027.28

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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.