Home / 10,339.16-14,268.10-5,623.48

Finding the Fourth Proportional to 10,339.16, 14,268.10 and 5,623.48

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Solution

The fourth proportional to 10,339.16, 14,268.10 and 5,623.48 is: 7,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.16 : 14,268.10 = 5,623.48 : x
  2. Step 2: Convert to fraction form
    10,339.16/14,268.10 = 5,623.48/x
  3. Step 3: Cross multiply
    10,339.16x = 14,268.10 × 5,623.48
  4. Step 4: Simplify right side
    10,339.16x = 80,236,374.99
  5. Step 5: Solve for x
    x = 80,236,374.99/10,339.16
  6. Step 6: Final answer
    x = 7,760.43

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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.