Home / 10,511.22-15,768.77-3,014.47

Finding the Fourth Proportional to 10,511.22, 15,768.77 and 3,014.47

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Solution

The fourth proportional to 10,511.22, 15,768.77 and 3,014.47 is: 4,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.22 : 15,768.77 = 3,014.47 : x
  2. Step 2: Convert to fraction form
    10,511.22/15,768.77 = 3,014.47/x
  3. Step 3: Cross multiply
    10,511.22x = 15,768.77 × 3,014.47
  4. Step 4: Simplify right side
    10,511.22x = 47,534,412.79
  5. Step 5: Solve for x
    x = 47,534,412.79/10,511.22
  6. Step 6: Final answer
    x = 4,522.25

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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.