Home / 3,307.98-4,565.22-1,892.10

Finding the Fourth Proportional to 3,307.98, 4,565.22 and 1,892.10

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Solution

The fourth proportional to 3,307.98, 4,565.22 and 1,892.10 is: 2,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.98 : 4,565.22 = 1,892.10 : x
  2. Step 2: Convert to fraction form
    3,307.98/4,565.22 = 1,892.10/x
  3. Step 3: Cross multiply
    3,307.98x = 4,565.22 × 1,892.10
  4. Step 4: Simplify right side
    3,307.98x = 8,637,862.79
  5. Step 5: Solve for x
    x = 8,637,862.79/3,307.98
  6. Step 6: Final answer
    x = 2,611.22

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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.