Home / 5,790.48-8,685.72-1,630.91

Finding the Fourth Proportional to 5,790.48, 8,685.72 and 1,630.91

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Solution

The fourth proportional to 5,790.48, 8,685.72 and 1,630.91 is: 2,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.48 : 8,685.72 = 1,630.91 : x
  2. Step 2: Convert to fraction form
    5,790.48/8,685.72 = 1,630.91/x
  3. Step 3: Cross multiply
    5,790.48x = 8,685.72 × 1,630.91
  4. Step 4: Simplify right side
    5,790.48x = 14,165,584.18
  5. Step 5: Solve for x
    x = 14,165,584.18/5,790.48
  6. Step 6: Final answer
    x = 2,446.36

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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.