Home / 2,829.85-3,905.24-1,570.93

Finding the Fourth Proportional to 2,829.85, 3,905.24 and 1,570.93

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Solution

The fourth proportional to 2,829.85, 3,905.24 and 1,570.93 is: 2,167.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.85 : 3,905.24 = 1,570.93 : x
  2. Step 2: Convert to fraction form
    2,829.85/3,905.24 = 1,570.93/x
  3. Step 3: Cross multiply
    2,829.85x = 3,905.24 × 1,570.93
  4. Step 4: Simplify right side
    2,829.85x = 6,134,858.67
  5. Step 5: Solve for x
    x = 6,134,858.67/2,829.85
  6. Step 6: Final answer
    x = 2,167.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.