Home / 6,625.40-9,920.34-3,498.93

Finding the Fourth Proportional to 6,625.40, 9,920.34 and 3,498.93

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Solution

The fourth proportional to 6,625.40, 9,920.34 and 3,498.93 is: 5,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.40 : 9,920.34 = 3,498.93 : x
  2. Step 2: Convert to fraction form
    6,625.40/9,920.34 = 3,498.93/x
  3. Step 3: Cross multiply
    6,625.40x = 9,920.34 × 3,498.93
  4. Step 4: Simplify right side
    6,625.40x = 34,710,575.24
  5. Step 5: Solve for x
    x = 34,710,575.24/6,625.40
  6. Step 6: Final answer
    x = 5,239.02

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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.