Home / 10,357.20-14,293.30-5,880.81

Finding the Fourth Proportional to 10,357.20, 14,293.30 and 5,880.81

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Solution

The fourth proportional to 10,357.20, 14,293.30 and 5,880.81 is: 8,115.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.20 : 14,293.30 = 5,880.81 : x
  2. Step 2: Convert to fraction form
    10,357.20/14,293.30 = 5,880.81/x
  3. Step 3: Cross multiply
    10,357.20x = 14,293.30 × 5,880.81
  4. Step 4: Simplify right side
    10,357.20x = 84,056,080.70
  5. Step 5: Solve for x
    x = 84,056,080.70/10,357.20
  6. Step 6: Final answer
    x = 8,115.71

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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.