Home / 5,576.04-8,364.60-1,879.20

Finding the Fourth Proportional to 5,576.04, 8,364.60 and 1,879.20

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Solution

The fourth proportional to 5,576.04, 8,364.60 and 1,879.20 is: 2,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.04 : 8,364.60 = 1,879.20 : x
  2. Step 2: Convert to fraction form
    5,576.04/8,364.60 = 1,879.20/x
  3. Step 3: Cross multiply
    5,576.04x = 8,364.60 × 1,879.20
  4. Step 4: Simplify right side
    5,576.04x = 15,718,756.32
  5. Step 5: Solve for x
    x = 15,718,756.32/5,576.04
  6. Step 6: Final answer
    x = 2,818.98

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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.