Home / 10,555.56-15,833.53-3,534.26

Finding the Fourth Proportional to 10,555.56, 15,833.53 and 3,534.26

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Solution

The fourth proportional to 10,555.56, 15,833.53 and 3,534.26 is: 5,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,555.56 : 15,833.53 = 3,534.26 : x
  2. Step 2: Convert to fraction form
    10,555.56/15,833.53 = 3,534.26/x
  3. Step 3: Cross multiply
    10,555.56x = 15,833.53 × 3,534.26
  4. Step 4: Simplify right side
    10,555.56x = 55,959,811.74
  5. Step 5: Solve for x
    x = 55,959,811.74/10,555.56
  6. Step 6: Final answer
    x = 5,301.46

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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.