Home / 10,959.18-15,124.59-6,710.22

Finding the Fourth Proportional to 10,959.18, 15,124.59 and 6,710.22

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Solution

The fourth proportional to 10,959.18, 15,124.59 and 6,710.22 is: 9,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.18 : 15,124.59 = 6,710.22 : x
  2. Step 2: Convert to fraction form
    10,959.18/15,124.59 = 6,710.22/x
  3. Step 3: Cross multiply
    10,959.18x = 15,124.59 × 6,710.22
  4. Step 4: Simplify right side
    10,959.18x = 101,489,326.31
  5. Step 5: Solve for x
    x = 101,489,326.31/10,959.18
  6. Step 6: Final answer
    x = 9,260.67

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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.