Home / 7,287.51-10,057.23-4,302.54

Finding the Fourth Proportional to 7,287.51, 10,057.23 and 4,302.54

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Solution

The fourth proportional to 7,287.51, 10,057.23 and 4,302.54 is: 5,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.51 : 10,057.23 = 4,302.54 : x
  2. Step 2: Convert to fraction form
    7,287.51/10,057.23 = 4,302.54/x
  3. Step 3: Cross multiply
    7,287.51x = 10,057.23 × 4,302.54
  4. Step 4: Simplify right side
    7,287.51x = 43,271,634.36
  5. Step 5: Solve for x
    x = 43,271,634.36/7,287.51
  6. Step 6: Final answer
    x = 5,937.78

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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.