Home / 3,385.68-4,670.16-2,058.08

Finding the Fourth Proportional to 3,385.68, 4,670.16 and 2,058.08

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Solution

The fourth proportional to 3,385.68, 4,670.16 and 2,058.08 is: 2,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.68 : 4,670.16 = 2,058.08 : x
  2. Step 2: Convert to fraction form
    3,385.68/4,670.16 = 2,058.08/x
  3. Step 3: Cross multiply
    3,385.68x = 4,670.16 × 2,058.08
  4. Step 4: Simplify right side
    3,385.68x = 9,611,562.89
  5. Step 5: Solve for x
    x = 9,611,562.89/3,385.68
  6. Step 6: Final answer
    x = 2,838.89

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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.