Home / 2,289.46-3,434.19-558.08

Finding the Fourth Proportional to 2,289.46, 3,434.19 and 558.08

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Solution

The fourth proportional to 2,289.46, 3,434.19 and 558.08 is: 837.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.46 : 3,434.19 = 558.08 : x
  2. Step 2: Convert to fraction form
    2,289.46/3,434.19 = 558.08/x
  3. Step 3: Cross multiply
    2,289.46x = 3,434.19 × 558.08
  4. Step 4: Simplify right side
    2,289.46x = 1,916,552.76
  5. Step 5: Solve for x
    x = 1,916,552.76/2,289.46
  6. Step 6: Final answer
    x = 837.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.