Home / 2,510.08-3,764.76-1,211.20

Finding the Fourth Proportional to 2,510.08, 3,764.76 and 1,211.20

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Solution

The fourth proportional to 2,510.08, 3,764.76 and 1,211.20 is: 1,816.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.08 : 3,764.76 = 1,211.20 : x
  2. Step 2: Convert to fraction form
    2,510.08/3,764.76 = 1,211.20/x
  3. Step 3: Cross multiply
    2,510.08x = 3,764.76 × 1,211.20
  4. Step 4: Simplify right side
    2,510.08x = 4,559,877.31
  5. Step 5: Solve for x
    x = 4,559,877.31/2,510.08
  6. Step 6: Final answer
    x = 1,816.63

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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.