Home / 7,455.47-10,287.68-4,268.93

Finding the Fourth Proportional to 7,455.47, 10,287.68 and 4,268.93

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Solution

The fourth proportional to 7,455.47, 10,287.68 and 4,268.93 is: 5,890.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.47 : 10,287.68 = 4,268.93 : x
  2. Step 2: Convert to fraction form
    7,455.47/10,287.68 = 4,268.93/x
  3. Step 3: Cross multiply
    7,455.47x = 10,287.68 × 4,268.93
  4. Step 4: Simplify right side
    7,455.47x = 43,917,313.00
  5. Step 5: Solve for x
    x = 43,917,313.00/7,455.47
  6. Step 6: Final answer
    x = 5,890.62

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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.