Home / 2,907.23-4,360.52-1,520.01

Finding the Fourth Proportional to 2,907.23, 4,360.52 and 1,520.01

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Solution

The fourth proportional to 2,907.23, 4,360.52 and 1,520.01 is: 2,279.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.23 : 4,360.52 = 1,520.01 : x
  2. Step 2: Convert to fraction form
    2,907.23/4,360.52 = 1,520.01/x
  3. Step 3: Cross multiply
    2,907.23x = 4,360.52 × 1,520.01
  4. Step 4: Simplify right side
    2,907.23x = 6,628,037.81
  5. Step 5: Solve for x
    x = 6,628,037.81/2,907.23
  6. Step 6: Final answer
    x = 2,279.85

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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.