Home / 2,560.93-3,534.37-1,442.14

Finding the Fourth Proportional to 2,560.93, 3,534.37 and 1,442.14

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Solution

The fourth proportional to 2,560.93, 3,534.37 and 1,442.14 is: 1,990.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.93 : 3,534.37 = 1,442.14 : x
  2. Step 2: Convert to fraction form
    2,560.93/3,534.37 = 1,442.14/x
  3. Step 3: Cross multiply
    2,560.93x = 3,534.37 × 1,442.14
  4. Step 4: Simplify right side
    2,560.93x = 5,097,056.35
  5. Step 5: Solve for x
    x = 5,097,056.35/2,560.93
  6. Step 6: Final answer
    x = 1,990.31

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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.