Home / 2,829.58-3,904.68-1,570.62

Finding the Fourth Proportional to 2,829.58, 3,904.68 and 1,570.62

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Solution

The fourth proportional to 2,829.58, 3,904.68 and 1,570.62 is: 2,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.58 : 3,904.68 = 1,570.62 : x
  2. Step 2: Convert to fraction form
    2,829.58/3,904.68 = 1,570.62/x
  3. Step 3: Cross multiply
    2,829.58x = 3,904.68 × 1,570.62
  4. Step 4: Simplify right side
    2,829.58x = 6,132,741.13
  5. Step 5: Solve for x
    x = 6,132,741.13/2,829.58
  6. Step 6: Final answer
    x = 2,167.37

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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.