Home / 2,977.08-4,457.41-1,509.05

Finding the Fourth Proportional to 2,977.08, 4,457.41 and 1,509.05

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Solution

The fourth proportional to 2,977.08, 4,457.41 and 1,509.05 is: 2,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.08 : 4,457.41 = 1,509.05 : x
  2. Step 2: Convert to fraction form
    2,977.08/4,457.41 = 1,509.05/x
  3. Step 3: Cross multiply
    2,977.08x = 4,457.41 × 1,509.05
  4. Step 4: Simplify right side
    2,977.08x = 6,726,454.56
  5. Step 5: Solve for x
    x = 6,726,454.56/2,977.08
  6. Step 6: Final answer
    x = 2,259.41

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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.