Home / 8,400.91-12,595.19-2,852.77

Finding the Fourth Proportional to 8,400.91, 12,595.19 and 2,852.77

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Solution

The fourth proportional to 8,400.91, 12,595.19 and 2,852.77 is: 4,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.91 : 12,595.19 = 2,852.77 : x
  2. Step 2: Convert to fraction form
    8,400.91/12,595.19 = 2,852.77/x
  3. Step 3: Cross multiply
    8,400.91x = 12,595.19 × 2,852.77
  4. Step 4: Simplify right side
    8,400.91x = 35,931,102.94
  5. Step 5: Solve for x
    x = 35,931,102.94/8,400.91
  6. Step 6: Final answer
    x = 4,277.05

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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.