Home / 7,645.04-11,459.16-4,351.12

Finding the Fourth Proportional to 7,645.04, 11,459.16 and 4,351.12

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Solution

The fourth proportional to 7,645.04, 11,459.16 and 4,351.12 is: 6,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.04 : 11,459.16 = 4,351.12 : x
  2. Step 2: Convert to fraction form
    7,645.04/11,459.16 = 4,351.12/x
  3. Step 3: Cross multiply
    7,645.04x = 11,459.16 × 4,351.12
  4. Step 4: Simplify right side
    7,645.04x = 49,860,180.26
  5. Step 5: Solve for x
    x = 49,860,180.26/7,645.04
  6. Step 6: Final answer
    x = 6,521.90

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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.