Home / 4,907.40-6,772.24-2,669.30

Finding the Fourth Proportional to 4,907.40, 6,772.24 and 2,669.30

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Solution

The fourth proportional to 4,907.40, 6,772.24 and 2,669.30 is: 3,683.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.40 : 6,772.24 = 2,669.30 : x
  2. Step 2: Convert to fraction form
    4,907.40/6,772.24 = 2,669.30/x
  3. Step 3: Cross multiply
    4,907.40x = 6,772.24 × 2,669.30
  4. Step 4: Simplify right side
    4,907.40x = 18,077,140.23
  5. Step 5: Solve for x
    x = 18,077,140.23/4,907.40
  6. Step 6: Final answer
    x = 3,683.65

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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.