Home / 2,928.02-4,384.90-1,542.51

Finding the Fourth Proportional to 2,928.02, 4,384.90 and 1,542.51

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Solution

The fourth proportional to 2,928.02, 4,384.90 and 1,542.51 is: 2,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.02 : 4,384.90 = 1,542.51 : x
  2. Step 2: Convert to fraction form
    2,928.02/4,384.90 = 1,542.51/x
  3. Step 3: Cross multiply
    2,928.02x = 4,384.90 × 1,542.51
  4. Step 4: Simplify right side
    2,928.02x = 6,763,752.10
  5. Step 5: Solve for x
    x = 6,763,752.10/2,928.02
  6. Step 6: Final answer
    x = 2,310.01

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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.