Home / 3,061.44-4,586.40-1,518.72

Finding the Fourth Proportional to 3,061.44, 4,586.40 and 1,518.72

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Solution

The fourth proportional to 3,061.44, 4,586.40 and 1,518.72 is: 2,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.44 : 4,586.40 = 1,518.72 : x
  2. Step 2: Convert to fraction form
    3,061.44/4,586.40 = 1,518.72/x
  3. Step 3: Cross multiply
    3,061.44x = 4,586.40 × 1,518.72
  4. Step 4: Simplify right side
    3,061.44x = 6,965,457.41
  5. Step 5: Solve for x
    x = 6,965,457.41/3,061.44
  6. Step 6: Final answer
    x = 2,275.22

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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.