Home / 5,259.42-7,878.47-2,444.31

Finding the Fourth Proportional to 5,259.42, 7,878.47 and 2,444.31

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Solution

The fourth proportional to 5,259.42, 7,878.47 and 2,444.31 is: 3,661.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.42 : 7,878.47 = 2,444.31 : x
  2. Step 2: Convert to fraction form
    5,259.42/7,878.47 = 2,444.31/x
  3. Step 3: Cross multiply
    5,259.42x = 7,878.47 × 2,444.31
  4. Step 4: Simplify right side
    5,259.42x = 19,257,410.78
  5. Step 5: Solve for x
    x = 19,257,410.78/5,259.42
  6. Step 6: Final answer
    x = 3,661.51

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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.