Home / 2,276.56-3,415.38-1,303.30

Finding the Fourth Proportional to 2,276.56, 3,415.38 and 1,303.30

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Solution

The fourth proportional to 2,276.56, 3,415.38 and 1,303.30 is: 1,955.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.56 : 3,415.38 = 1,303.30 : x
  2. Step 2: Convert to fraction form
    2,276.56/3,415.38 = 1,303.30/x
  3. Step 3: Cross multiply
    2,276.56x = 3,415.38 × 1,303.30
  4. Step 4: Simplify right side
    2,276.56x = 4,451,264.75
  5. Step 5: Solve for x
    x = 4,451,264.75/2,276.56
  6. Step 6: Final answer
    x = 1,955.26

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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.