Home / 10,820.80-14,932.26-6,572.32

Finding the Fourth Proportional to 10,820.80, 14,932.26 and 6,572.32

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Solution

The fourth proportional to 10,820.80, 14,932.26 and 6,572.32 is: 9,069.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.80 : 14,932.26 = 6,572.32 : x
  2. Step 2: Convert to fraction form
    10,820.80/14,932.26 = 6,572.32/x
  3. Step 3: Cross multiply
    10,820.80x = 14,932.26 × 6,572.32
  4. Step 4: Simplify right side
    10,820.80x = 98,139,591.04
  5. Step 5: Solve for x
    x = 98,139,591.04/10,820.80
  6. Step 6: Final answer
    x = 9,069.53

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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.