Home / 10,322.28-15,485.04-4,482.90

Finding the Fourth Proportional to 10,322.28, 15,485.04 and 4,482.90

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Solution

The fourth proportional to 10,322.28, 15,485.04 and 4,482.90 is: 6,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.28 : 15,485.04 = 4,482.90 : x
  2. Step 2: Convert to fraction form
    10,322.28/15,485.04 = 4,482.90/x
  3. Step 3: Cross multiply
    10,322.28x = 15,485.04 × 4,482.90
  4. Step 4: Simplify right side
    10,322.28x = 69,417,885.82
  5. Step 5: Solve for x
    x = 69,417,885.82/10,322.28
  6. Step 6: Final answer
    x = 6,725.05

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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.