Home / 4,587.36-6,879.30-1,953.21

Finding the Fourth Proportional to 4,587.36, 6,879.30 and 1,953.21

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Solution

The fourth proportional to 4,587.36, 6,879.30 and 1,953.21 is: 2,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.36 : 6,879.30 = 1,953.21 : x
  2. Step 2: Convert to fraction form
    4,587.36/6,879.30 = 1,953.21/x
  3. Step 3: Cross multiply
    4,587.36x = 6,879.30 × 1,953.21
  4. Step 4: Simplify right side
    4,587.36x = 13,436,717.55
  5. Step 5: Solve for x
    x = 13,436,717.55/4,587.36
  6. Step 6: Final answer
    x = 2,929.07

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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.