Home / 5,118.08-7,674.98-1,606.90

Finding the Fourth Proportional to 5,118.08, 7,674.98 and 1,606.90

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Solution

The fourth proportional to 5,118.08, 7,674.98 and 1,606.90 is: 2,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.08 : 7,674.98 = 1,606.90 : x
  2. Step 2: Convert to fraction form
    5,118.08/7,674.98 = 1,606.90/x
  3. Step 3: Cross multiply
    5,118.08x = 7,674.98 × 1,606.90
  4. Step 4: Simplify right side
    5,118.08x = 12,332,925.36
  5. Step 5: Solve for x
    x = 12,332,925.36/5,118.08
  6. Step 6: Final answer
    x = 2,409.68

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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.