Home / 6,077.40-8,386.56-3,424.92

Finding the Fourth Proportional to 6,077.40, 8,386.56 and 3,424.92

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Solution

The fourth proportional to 6,077.40, 8,386.56 and 3,424.92 is: 4,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.40 : 8,386.56 = 3,424.92 : x
  2. Step 2: Convert to fraction form
    6,077.40/8,386.56 = 3,424.92/x
  3. Step 3: Cross multiply
    6,077.40x = 8,386.56 × 3,424.92
  4. Step 4: Simplify right side
    6,077.40x = 28,723,297.08
  5. Step 5: Solve for x
    x = 28,723,297.08/6,077.40
  6. Step 6: Final answer
    x = 4,726.25

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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.