Home / 10,416.45-15,624.77-2,625.26

Finding the Fourth Proportional to 10,416.45, 15,624.77 and 2,625.26

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Solution

The fourth proportional to 10,416.45, 15,624.77 and 2,625.26 is: 3,937.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.45 : 15,624.77 = 2,625.26 : x
  2. Step 2: Convert to fraction form
    10,416.45/15,624.77 = 2,625.26/x
  3. Step 3: Cross multiply
    10,416.45x = 15,624.77 × 2,625.26
  4. Step 4: Simplify right side
    10,416.45x = 41,019,044.63
  5. Step 5: Solve for x
    x = 41,019,044.63/10,416.45
  6. Step 6: Final answer
    x = 3,937.91

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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.