Home / 1,818.56-2,740.10-1,501.04

Finding the Fourth Proportional to 1,818.56, 2,740.10 and 1,501.04

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Solution

The fourth proportional to 1,818.56, 2,740.10 and 1,501.04 is: 2,261.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.56 : 2,740.10 = 1,501.04 : x
  2. Step 2: Convert to fraction form
    1,818.56/2,740.10 = 1,501.04/x
  3. Step 3: Cross multiply
    1,818.56x = 2,740.10 × 1,501.04
  4. Step 4: Simplify right side
    1,818.56x = 4,112,999.70
  5. Step 5: Solve for x
    x = 4,112,999.70/1,818.56
  6. Step 6: Final answer
    x = 2,261.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.