Home / 3,053.43-4,213.40-1,709.10

Finding the Fourth Proportional to 3,053.43, 4,213.40 and 1,709.10

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Solution

The fourth proportional to 3,053.43, 4,213.40 and 1,709.10 is: 2,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.43 : 4,213.40 = 1,709.10 : x
  2. Step 2: Convert to fraction form
    3,053.43/4,213.40 = 1,709.10/x
  3. Step 3: Cross multiply
    3,053.43x = 4,213.40 × 1,709.10
  4. Step 4: Simplify right side
    3,053.43x = 7,201,113.39
  5. Step 5: Solve for x
    x = 7,201,113.39/3,053.43
  6. Step 6: Final answer
    x = 2,358.37

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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.