Home / 7,459.19-10,289.63-4,625.61

Finding the Fourth Proportional to 7,459.19, 10,289.63 and 4,625.61

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Solution

The fourth proportional to 7,459.19, 10,289.63 and 4,625.61 is: 6,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.19 : 10,289.63 = 4,625.61 : x
  2. Step 2: Convert to fraction form
    7,459.19/10,289.63 = 4,625.61/x
  3. Step 3: Cross multiply
    7,459.19x = 10,289.63 × 4,625.61
  4. Step 4: Simplify right side
    7,459.19x = 47,595,815.42
  5. Step 5: Solve for x
    x = 47,595,815.42/7,459.19
  6. Step 6: Final answer
    x = 6,380.83

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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.