Home / 5,790.32-8,685.52-1,630.72

Finding the Fourth Proportional to 5,790.32, 8,685.52 and 1,630.72

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Solution

The fourth proportional to 5,790.32, 8,685.52 and 1,630.72 is: 2,446.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.32 : 8,685.52 = 1,630.72 : x
  2. Step 2: Convert to fraction form
    5,790.32/8,685.52 = 1,630.72/x
  3. Step 3: Cross multiply
    5,790.32x = 8,685.52 × 1,630.72
  4. Step 4: Simplify right side
    5,790.32x = 14,163,651.17
  5. Step 5: Solve for x
    x = 14,163,651.17/5,790.32
  6. Step 6: Final answer
    x = 2,446.09

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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.