Home / 2,358.29-3,254.58-1,310.34

Finding the Fourth Proportional to 2,358.29, 3,254.58 and 1,310.34

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Solution

The fourth proportional to 2,358.29, 3,254.58 and 1,310.34 is: 1,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.29 : 3,254.58 = 1,310.34 : x
  2. Step 2: Convert to fraction form
    2,358.29/3,254.58 = 1,310.34/x
  3. Step 3: Cross multiply
    2,358.29x = 3,254.58 × 1,310.34
  4. Step 4: Simplify right side
    2,358.29x = 4,264,606.36
  5. Step 5: Solve for x
    x = 4,264,606.36/2,358.29
  6. Step 6: Final answer
    x = 1,808.35

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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.