Home / 5,868.92-8,802.63-1,919.84

Finding the Fourth Proportional to 5,868.92, 8,802.63 and 1,919.84

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Solution

The fourth proportional to 5,868.92, 8,802.63 and 1,919.84 is: 2,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.92 : 8,802.63 = 1,919.84 : x
  2. Step 2: Convert to fraction form
    5,868.92/8,802.63 = 1,919.84/x
  3. Step 3: Cross multiply
    5,868.92x = 8,802.63 × 1,919.84
  4. Step 4: Simplify right side
    5,868.92x = 16,899,641.18
  5. Step 5: Solve for x
    x = 16,899,641.18/5,868.92
  6. Step 6: Final answer
    x = 2,879.51

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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.