Home / 8,674.15-11,970.32-4,695.25

Finding the Fourth Proportional to 8,674.15, 11,970.32 and 4,695.25

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Solution

The fourth proportional to 8,674.15, 11,970.32 and 4,695.25 is: 6,479.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.15 : 11,970.32 = 4,695.25 : x
  2. Step 2: Convert to fraction form
    8,674.15/11,970.32 = 4,695.25/x
  3. Step 3: Cross multiply
    8,674.15x = 11,970.32 × 4,695.25
  4. Step 4: Simplify right side
    8,674.15x = 56,203,596.87
  5. Step 5: Solve for x
    x = 56,203,596.87/8,674.15
  6. Step 6: Final answer
    x = 6,479.44

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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.