Home / 10,590.77-15,886.27-3,195.30

Finding the Fourth Proportional to 10,590.77, 15,886.27 and 3,195.30

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Solution

The fourth proportional to 10,590.77, 15,886.27 and 3,195.30 is: 4,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.77 : 15,886.27 = 3,195.30 : x
  2. Step 2: Convert to fraction form
    10,590.77/15,886.27 = 3,195.30/x
  3. Step 3: Cross multiply
    10,590.77x = 15,886.27 × 3,195.30
  4. Step 4: Simplify right side
    10,590.77x = 50,761,319.10
  5. Step 5: Solve for x
    x = 50,761,319.10/10,590.77
  6. Step 6: Final answer
    x = 4,792.98

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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.