Home / 2,558.16-3,509.76-2,434.32

Finding the Fourth Proportional to 2,558.16, 3,509.76 and 2,434.32

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Solution

The fourth proportional to 2,558.16, 3,509.76 and 2,434.32 is: 3,339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.16 : 3,509.76 = 2,434.32 : x
  2. Step 2: Convert to fraction form
    2,558.16/3,509.76 = 2,434.32/x
  3. Step 3: Cross multiply
    2,558.16x = 3,509.76 × 2,434.32
  4. Step 4: Simplify right side
    2,558.16x = 8,543,878.96
  5. Step 5: Solve for x
    x = 8,543,878.96/2,558.16
  6. Step 6: Final answer
    x = 3,339.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.