Home / 2,347.07-3,239.60-1,560.83

Finding the Fourth Proportional to 2,347.07, 3,239.60 and 1,560.83

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Solution

The fourth proportional to 2,347.07, 3,239.60 and 1,560.83 is: 2,154.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.07 : 3,239.60 = 1,560.83 : x
  2. Step 2: Convert to fraction form
    2,347.07/3,239.60 = 1,560.83/x
  3. Step 3: Cross multiply
    2,347.07x = 3,239.60 × 1,560.83
  4. Step 4: Simplify right side
    2,347.07x = 5,056,464.87
  5. Step 5: Solve for x
    x = 5,056,464.87/2,347.07
  6. Step 6: Final answer
    x = 2,154.37

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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.