Home / 7,259.60-10,861.86-4,299.63

Finding the Fourth Proportional to 7,259.60, 10,861.86 and 4,299.63

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Solution

The fourth proportional to 7,259.60, 10,861.86 and 4,299.63 is: 6,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.60 : 10,861.86 = 4,299.63 : x
  2. Step 2: Convert to fraction form
    7,259.60/10,861.86 = 4,299.63/x
  3. Step 3: Cross multiply
    7,259.60x = 10,861.86 × 4,299.63
  4. Step 4: Simplify right side
    7,259.60x = 46,701,979.11
  5. Step 5: Solve for x
    x = 46,701,979.11/7,259.60
  6. Step 6: Final answer
    x = 6,433.13

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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.