Home / 7,612.22-10,495.30-5,821.89

Finding the Fourth Proportional to 7,612.22, 10,495.30 and 5,821.89

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Solution

The fourth proportional to 7,612.22, 10,495.30 and 5,821.89 is: 8,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.22 : 10,495.30 = 5,821.89 : x
  2. Step 2: Convert to fraction form
    7,612.22/10,495.30 = 5,821.89/x
  3. Step 3: Cross multiply
    7,612.22x = 10,495.30 × 5,821.89
  4. Step 4: Simplify right side
    7,612.22x = 61,102,515.63
  5. Step 5: Solve for x
    x = 61,102,515.63/7,612.22
  6. Step 6: Final answer
    x = 8,026.90

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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.