Home / 6,772.08-10,148.89-4,140.50

Finding the Fourth Proportional to 6,772.08, 10,148.89 and 4,140.50

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Solution

The fourth proportional to 6,772.08, 10,148.89 and 4,140.50 is: 6,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.08 : 10,148.89 = 4,140.50 : x
  2. Step 2: Convert to fraction form
    6,772.08/10,148.89 = 4,140.50/x
  3. Step 3: Cross multiply
    6,772.08x = 10,148.89 × 4,140.50
  4. Step 4: Simplify right side
    6,772.08x = 42,021,458.34
  5. Step 5: Solve for x
    x = 42,021,458.34/6,772.08
  6. Step 6: Final answer
    x = 6,205.11

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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.