Home / 2,829.08-3,904.12-1,570.34

Finding the Fourth Proportional to 2,829.08, 3,904.12 and 1,570.34

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Solution

The fourth proportional to 2,829.08, 3,904.12 and 1,570.34 is: 2,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.08 : 3,904.12 = 1,570.34 : x
  2. Step 2: Convert to fraction form
    2,829.08/3,904.12 = 1,570.34/x
  3. Step 3: Cross multiply
    2,829.08x = 3,904.12 × 1,570.34
  4. Step 4: Simplify right side
    2,829.08x = 6,130,795.80
  5. Step 5: Solve for x
    x = 6,130,795.80/2,829.08
  6. Step 6: Final answer
    x = 2,167.06

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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.