Home / 5,725.32-8,588.48-1,829.76

Finding the Fourth Proportional to 5,725.32, 8,588.48 and 1,829.76

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Solution

The fourth proportional to 5,725.32, 8,588.48 and 1,829.76 is: 2,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.32 : 8,588.48 = 1,829.76 : x
  2. Step 2: Convert to fraction form
    5,725.32/8,588.48 = 1,829.76/x
  3. Step 3: Cross multiply
    5,725.32x = 8,588.48 × 1,829.76
  4. Step 4: Simplify right side
    5,725.32x = 15,714,857.16
  5. Step 5: Solve for x
    x = 15,714,857.16/5,725.32
  6. Step 6: Final answer
    x = 2,744.80

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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.