Home / 5,911.04-8,866.56-1,809.92

Finding the Fourth Proportional to 5,911.04, 8,866.56 and 1,809.92

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Solution

The fourth proportional to 5,911.04, 8,866.56 and 1,809.92 is: 2,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.04 : 8,866.56 = 1,809.92 : x
  2. Step 2: Convert to fraction form
    5,911.04/8,866.56 = 1,809.92/x
  3. Step 3: Cross multiply
    5,911.04x = 8,866.56 × 1,809.92
  4. Step 4: Simplify right side
    5,911.04x = 16,047,764.28
  5. Step 5: Solve for x
    x = 16,047,764.28/5,911.04
  6. Step 6: Final answer
    x = 2,714.88

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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.