Home / 10,014.64-13,805.44-7,357.43

Finding the Fourth Proportional to 10,014.64, 13,805.44 and 7,357.43

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Solution

The fourth proportional to 10,014.64, 13,805.44 and 7,357.43 is: 10,142.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.64 : 13,805.44 = 7,357.43 : x
  2. Step 2: Convert to fraction form
    10,014.64/13,805.44 = 7,357.43/x
  3. Step 3: Cross multiply
    10,014.64x = 13,805.44 × 7,357.43
  4. Step 4: Simplify right side
    10,014.64x = 101,572,574.54
  5. Step 5: Solve for x
    x = 101,572,574.54/10,014.64
  6. Step 6: Final answer
    x = 10,142.41

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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.