Home / 10,349.12-14,281.84-5,633.44

Finding the Fourth Proportional to 10,349.12, 14,281.84 and 5,633.44

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Solution

The fourth proportional to 10,349.12, 14,281.84 and 5,633.44 is: 7,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.12 : 14,281.84 = 5,633.44 : x
  2. Step 2: Convert to fraction form
    10,349.12/14,281.84 = 5,633.44/x
  3. Step 3: Cross multiply
    10,349.12x = 14,281.84 × 5,633.44
  4. Step 4: Simplify right side
    10,349.12x = 80,455,888.73
  5. Step 5: Solve for x
    x = 80,455,888.73/10,349.12
  6. Step 6: Final answer
    x = 7,774.18

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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.