Home / 3,539.64-4,888.25-2,916.35

Finding the Fourth Proportional to 3,539.64, 4,888.25 and 2,916.35

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Solution

The fourth proportional to 3,539.64, 4,888.25 and 2,916.35 is: 4,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.64 : 4,888.25 = 2,916.35 : x
  2. Step 2: Convert to fraction form
    3,539.64/4,888.25 = 2,916.35/x
  3. Step 3: Cross multiply
    3,539.64x = 4,888.25 × 2,916.35
  4. Step 4: Simplify right side
    3,539.64x = 14,255,847.89
  5. Step 5: Solve for x
    x = 14,255,847.89/3,539.64
  6. Step 6: Final answer
    x = 4,027.49

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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.