Home / 2,475.90-3,718.98-2,392.86

Finding the Fourth Proportional to 2,475.90, 3,718.98 and 2,392.86

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Solution

The fourth proportional to 2,475.90, 3,718.98 and 2,392.86 is: 3,594.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.90 : 3,718.98 = 2,392.86 : x
  2. Step 2: Convert to fraction form
    2,475.90/3,718.98 = 2,392.86/x
  3. Step 3: Cross multiply
    2,475.90x = 3,718.98 × 2,392.86
  4. Step 4: Simplify right side
    2,475.90x = 8,898,991.51
  5. Step 5: Solve for x
    x = 8,898,991.51/2,475.90
  6. Step 6: Final answer
    x = 3,594.25

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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.