Home / 10,216.30-14,097.63-5,739.70

Finding the Fourth Proportional to 10,216.30, 14,097.63 and 5,739.70

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Solution

The fourth proportional to 10,216.30, 14,097.63 and 5,739.70 is: 7,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.30 : 14,097.63 = 5,739.70 : x
  2. Step 2: Convert to fraction form
    10,216.30/14,097.63 = 5,739.70/x
  3. Step 3: Cross multiply
    10,216.30x = 14,097.63 × 5,739.70
  4. Step 4: Simplify right side
    10,216.30x = 80,916,166.91
  5. Step 5: Solve for x
    x = 80,916,166.91/10,216.30
  6. Step 6: Final answer
    x = 7,920.30

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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.