Home / 10,349.30-14,281.80-5,633.48

Finding the Fourth Proportional to 10,349.30, 14,281.80 and 5,633.48

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Solution

The fourth proportional to 10,349.30, 14,281.80 and 5,633.48 is: 7,774.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.30 : 14,281.80 = 5,633.48 : x
  2. Step 2: Convert to fraction form
    10,349.30/14,281.80 = 5,633.48/x
  3. Step 3: Cross multiply
    10,349.30x = 14,281.80 × 5,633.48
  4. Step 4: Simplify right side
    10,349.30x = 80,456,234.66
  5. Step 5: Solve for x
    x = 80,456,234.66/10,349.30
  6. Step 6: Final answer
    x = 7,774.08

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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.