Home / 10,875.88-16,319.96-4,635.22

Finding the Fourth Proportional to 10,875.88, 16,319.96 and 4,635.22

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Solution

The fourth proportional to 10,875.88, 16,319.96 and 4,635.22 is: 6,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875.88 : 16,319.96 = 4,635.22 : x
  2. Step 2: Convert to fraction form
    10,875.88/16,319.96 = 4,635.22/x
  3. Step 3: Cross multiply
    10,875.88x = 16,319.96 × 4,635.22
  4. Step 4: Simplify right side
    10,875.88x = 75,646,604.99
  5. Step 5: Solve for x
    x = 75,646,604.99/10,875.88
  6. Step 6: Final answer
    x = 6,955.45

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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.