Home / 7,443.15-10,268.26-4,609.77

Finding the Fourth Proportional to 7,443.15, 10,268.26 and 4,609.77

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Solution

The fourth proportional to 7,443.15, 10,268.26 and 4,609.77 is: 6,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.15 : 10,268.26 = 4,609.77 : x
  2. Step 2: Convert to fraction form
    7,443.15/10,268.26 = 4,609.77/x
  3. Step 3: Cross multiply
    7,443.15x = 10,268.26 × 4,609.77
  4. Step 4: Simplify right side
    7,443.15x = 47,334,316.90
  5. Step 5: Solve for x
    x = 47,334,316.90/7,443.15
  6. Step 6: Final answer
    x = 6,359.45

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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.