Home / 5,374.20-8,060.34-1,477.74

Finding the Fourth Proportional to 5,374.20, 8,060.34 and 1,477.74

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Solution

The fourth proportional to 5,374.20, 8,060.34 and 1,477.74 is: 2,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.20 : 8,060.34 = 1,477.74 : x
  2. Step 2: Convert to fraction form
    5,374.20/8,060.34 = 1,477.74/x
  3. Step 3: Cross multiply
    5,374.20x = 8,060.34 × 1,477.74
  4. Step 4: Simplify right side
    5,374.20x = 11,911,086.83
  5. Step 5: Solve for x
    x = 11,911,086.83/5,374.20
  6. Step 6: Final answer
    x = 2,216.35

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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.