Home / 10,319.19-14,240.37-5,842.81

Finding the Fourth Proportional to 10,319.19, 14,240.37 and 5,842.81

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Solution

The fourth proportional to 10,319.19, 14,240.37 and 5,842.81 is: 8,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.19 : 14,240.37 = 5,842.81 : x
  2. Step 2: Convert to fraction form
    10,319.19/14,240.37 = 5,842.81/x
  3. Step 3: Cross multiply
    10,319.19x = 14,240.37 × 5,842.81
  4. Step 4: Simplify right side
    10,319.19x = 83,203,776.24
  5. Step 5: Solve for x
    x = 83,203,776.24/10,319.19
  6. Step 6: Final answer
    x = 8,063.01

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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.