Home / 10,341.87-14,272.08-6,365.31

Finding the Fourth Proportional to 10,341.87, 14,272.08 and 6,365.31

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Solution

The fourth proportional to 10,341.87, 14,272.08 and 6,365.31 is: 8,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.87 : 14,272.08 = 6,365.31 : x
  2. Step 2: Convert to fraction form
    10,341.87/14,272.08 = 6,365.31/x
  3. Step 3: Cross multiply
    10,341.87x = 14,272.08 × 6,365.31
  4. Step 4: Simplify right side
    10,341.87x = 90,846,213.54
  5. Step 5: Solve for x
    x = 90,846,213.54/10,341.87
  6. Step 6: Final answer
    x = 8,784.31

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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.