Home / 2,829.27-3,904.26-1,570.23

Finding the Fourth Proportional to 2,829.27, 3,904.26 and 1,570.23

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Solution

The fourth proportional to 2,829.27, 3,904.26 and 1,570.23 is: 2,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.27 : 3,904.26 = 1,570.23 : x
  2. Step 2: Convert to fraction form
    2,829.27/3,904.26 = 1,570.23/x
  3. Step 3: Cross multiply
    2,829.27x = 3,904.26 × 1,570.23
  4. Step 4: Simplify right side
    2,829.27x = 6,130,586.18
  5. Step 5: Solve for x
    x = 6,130,586.18/2,829.27
  6. Step 6: Final answer
    x = 2,166.84

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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.