Home / 5,725.04-8,622.86-5,319.44

Finding the Fourth Proportional to 5,725.04, 8,622.86 and 5,319.44

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Solution

The fourth proportional to 5,725.04, 8,622.86 and 5,319.44 is: 8,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.04 : 8,622.86 = 5,319.44 : x
  2. Step 2: Convert to fraction form
    5,725.04/8,622.86 = 5,319.44/x
  3. Step 3: Cross multiply
    5,725.04x = 8,622.86 × 5,319.44
  4. Step 4: Simplify right side
    5,725.04x = 45,868,786.40
  5. Step 5: Solve for x
    x = 45,868,786.40/5,725.04
  6. Step 6: Final answer
    x = 8,011.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.