Home / 6,555.48-9,838.86-3,437.66

Finding the Fourth Proportional to 6,555.48, 9,838.86 and 3,437.66

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Solution

The fourth proportional to 6,555.48, 9,838.86 and 3,437.66 is: 5,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.48 : 9,838.86 = 3,437.66 : x
  2. Step 2: Convert to fraction form
    6,555.48/9,838.86 = 3,437.66/x
  3. Step 3: Cross multiply
    6,555.48x = 9,838.86 × 3,437.66
  4. Step 4: Simplify right side
    6,555.48x = 33,822,606.27
  5. Step 5: Solve for x
    x = 33,822,606.27/6,555.48
  6. Step 6: Final answer
    x = 5,159.44

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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.