Home / 4,529.60-6,801.60-3,075.20

Finding the Fourth Proportional to 4,529.60, 6,801.60 and 3,075.20

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Solution

The fourth proportional to 4,529.60, 6,801.60 and 3,075.20 is: 4,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,529.60 : 6,801.60 = 3,075.20 : x
  2. Step 2: Convert to fraction form
    4,529.60/6,801.60 = 3,075.20/x
  3. Step 3: Cross multiply
    4,529.60x = 6,801.60 × 3,075.20
  4. Step 4: Simplify right side
    4,529.60x = 20,916,280.32
  5. Step 5: Solve for x
    x = 20,916,280.32/4,529.60
  6. Step 6: Final answer
    x = 4,617.69

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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.