Home / 3,228.02-4,840.40-1,582.10

Finding the Fourth Proportional to 3,228.02, 4,840.40 and 1,582.10

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Solution

The fourth proportional to 3,228.02, 4,840.40 and 1,582.10 is: 2,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.02 : 4,840.40 = 1,582.10 : x
  2. Step 2: Convert to fraction form
    3,228.02/4,840.40 = 1,582.10/x
  3. Step 3: Cross multiply
    3,228.02x = 4,840.40 × 1,582.10
  4. Step 4: Simplify right side
    3,228.02x = 7,657,996.84
  5. Step 5: Solve for x
    x = 7,657,996.84/3,228.02
  6. Step 6: Final answer
    x = 2,372.35

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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.