Home / 4,354.91-6,520.77-2,970.98

Finding the Fourth Proportional to 4,354.91, 6,520.77 and 2,970.98

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Solution

The fourth proportional to 4,354.91, 6,520.77 and 2,970.98 is: 4,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354.91 : 6,520.77 = 2,970.98 : x
  2. Step 2: Convert to fraction form
    4,354.91/6,520.77 = 2,970.98/x
  3. Step 3: Cross multiply
    4,354.91x = 6,520.77 × 2,970.98
  4. Step 4: Simplify right side
    4,354.91x = 19,373,044.65
  5. Step 5: Solve for x
    x = 19,373,044.65/4,354.91
  6. Step 6: Final answer
    x = 4,448.56

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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.