Home / 6,920.48-10,374.56-2,536.91

Finding the Fourth Proportional to 6,920.48, 10,374.56 and 2,536.91

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Solution

The fourth proportional to 6,920.48, 10,374.56 and 2,536.91 is: 3,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.48 : 10,374.56 = 2,536.91 : x
  2. Step 2: Convert to fraction form
    6,920.48/10,374.56 = 2,536.91/x
  3. Step 3: Cross multiply
    6,920.48x = 10,374.56 × 2,536.91
  4. Step 4: Simplify right side
    6,920.48x = 26,319,338.26
  5. Step 5: Solve for x
    x = 26,319,338.26/6,920.48
  6. Step 6: Final answer
    x = 3,803.11

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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.