Home / 10,015.58-15,008.76-5,634.26

Finding the Fourth Proportional to 10,015.58, 15,008.76 and 5,634.26

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Solution

The fourth proportional to 10,015.58, 15,008.76 and 5,634.26 is: 8,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.58 : 15,008.76 = 5,634.26 : x
  2. Step 2: Convert to fraction form
    10,015.58/15,008.76 = 5,634.26/x
  3. Step 3: Cross multiply
    10,015.58x = 15,008.76 × 5,634.26
  4. Step 4: Simplify right side
    10,015.58x = 84,563,256.12
  5. Step 5: Solve for x
    x = 84,563,256.12/10,015.58
  6. Step 6: Final answer
    x = 8,443.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.