Home / 10,360.44-15,534.79-7,077.51

Finding the Fourth Proportional to 10,360.44, 15,534.79 and 7,077.51

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Solution

The fourth proportional to 10,360.44, 15,534.79 and 7,077.51 is: 10,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.44 : 15,534.79 = 7,077.51 : x
  2. Step 2: Convert to fraction form
    10,360.44/15,534.79 = 7,077.51/x
  3. Step 3: Cross multiply
    10,360.44x = 15,534.79 × 7,077.51
  4. Step 4: Simplify right side
    10,360.44x = 109,947,613.88
  5. Step 5: Solve for x
    x = 109,947,613.88/10,360.44
  6. Step 6: Final answer
    x = 10,612.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.