Home / 5,690.15-8,539.09-3,492.17

Finding the Fourth Proportional to 5,690.15, 8,539.09 and 3,492.17

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Solution

The fourth proportional to 5,690.15, 8,539.09 and 3,492.17 is: 5,240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.15 : 8,539.09 = 3,492.17 : x
  2. Step 2: Convert to fraction form
    5,690.15/8,539.09 = 3,492.17/x
  3. Step 3: Cross multiply
    5,690.15x = 8,539.09 × 3,492.17
  4. Step 4: Simplify right side
    5,690.15x = 29,819,953.93
  5. Step 5: Solve for x
    x = 29,819,953.93/5,690.15
  6. Step 6: Final answer
    x = 5,240.63

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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.