Home / 4,840.28-7,259.64-1,376.72

Finding the Fourth Proportional to 4,840.28, 7,259.64 and 1,376.72

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Solution

The fourth proportional to 4,840.28, 7,259.64 and 1,376.72 is: 2,064.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.28 : 7,259.64 = 1,376.72 : x
  2. Step 2: Convert to fraction form
    4,840.28/7,259.64 = 1,376.72/x
  3. Step 3: Cross multiply
    4,840.28x = 7,259.64 × 1,376.72
  4. Step 4: Simplify right side
    4,840.28x = 9,994,491.58
  5. Step 5: Solve for x
    x = 9,994,491.58/4,840.28
  6. Step 6: Final answer
    x = 2,064.86

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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.