Home / 10,339.40-14,267.66-5,623.58

Finding the Fourth Proportional to 10,339.40, 14,267.66 and 5,623.58

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Solution

The fourth proportional to 10,339.40, 14,267.66 and 5,623.58 is: 7,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.40 : 14,267.66 = 5,623.58 : x
  2. Step 2: Convert to fraction form
    10,339.40/14,267.66 = 5,623.58/x
  3. Step 3: Cross multiply
    10,339.40x = 14,267.66 × 5,623.58
  4. Step 4: Simplify right side
    10,339.40x = 80,235,327.42
  5. Step 5: Solve for x
    x = 80,235,327.42/10,339.40
  6. Step 6: Final answer
    x = 7,760.15

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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.