Home / 10,303.93-14,220.30-5,828.47

Finding the Fourth Proportional to 10,303.93, 14,220.30 and 5,828.47

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Solution

The fourth proportional to 10,303.93, 14,220.30 and 5,828.47 is: 8,043.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.93 : 14,220.30 = 5,828.47 : x
  2. Step 2: Convert to fraction form
    10,303.93/14,220.30 = 5,828.47/x
  3. Step 3: Cross multiply
    10,303.93x = 14,220.30 × 5,828.47
  4. Step 4: Simplify right side
    10,303.93x = 82,882,591.94
  5. Step 5: Solve for x
    x = 82,882,591.94/10,303.93
  6. Step 6: Final answer
    x = 8,043.78

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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.