Home / 7,631.04-11,445.63-3,466.62

Finding the Fourth Proportional to 7,631.04, 11,445.63 and 3,466.62

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Solution

The fourth proportional to 7,631.04, 11,445.63 and 3,466.62 is: 5,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.04 : 11,445.63 = 3,466.62 : x
  2. Step 2: Convert to fraction form
    7,631.04/11,445.63 = 3,466.62/x
  3. Step 3: Cross multiply
    7,631.04x = 11,445.63 × 3,466.62
  4. Step 4: Simplify right side
    7,631.04x = 39,677,649.87
  5. Step 5: Solve for x
    x = 39,677,649.87/7,631.04
  6. Step 6: Final answer
    x = 5,199.51

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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.