Home / 4,740.02-7,109.99-1,618.52

Finding the Fourth Proportional to 4,740.02, 7,109.99 and 1,618.52

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Solution

The fourth proportional to 4,740.02, 7,109.99 and 1,618.52 is: 2,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.02 : 7,109.99 = 1,618.52 : x
  2. Step 2: Convert to fraction form
    4,740.02/7,109.99 = 1,618.52/x
  3. Step 3: Cross multiply
    4,740.02x = 7,109.99 × 1,618.52
  4. Step 4: Simplify right side
    4,740.02x = 11,507,617.37
  5. Step 5: Solve for x
    x = 11,507,617.37/4,740.02
  6. Step 6: Final answer
    x = 2,427.76

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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.