Home / 10,205.12-14,089.20-6,674.24

Finding the Fourth Proportional to 10,205.12, 14,089.20 and 6,674.24

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Solution

The fourth proportional to 10,205.12, 14,089.20 and 6,674.24 is: 9,214.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.12 : 14,089.20 = 6,674.24 : x
  2. Step 2: Convert to fraction form
    10,205.12/14,089.20 = 6,674.24/x
  3. Step 3: Cross multiply
    10,205.12x = 14,089.20 × 6,674.24
  4. Step 4: Simplify right side
    10,205.12x = 94,034,702.21
  5. Step 5: Solve for x
    x = 94,034,702.21/10,205.12
  6. Step 6: Final answer
    x = 9,214.46

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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.