Home / 3,477.16-4,798.50-1,905.28

Finding the Fourth Proportional to 3,477.16, 4,798.50 and 1,905.28

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Solution

The fourth proportional to 3,477.16, 4,798.50 and 1,905.28 is: 2,629.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.16 : 4,798.50 = 1,905.28 : x
  2. Step 2: Convert to fraction form
    3,477.16/4,798.50 = 1,905.28/x
  3. Step 3: Cross multiply
    3,477.16x = 4,798.50 × 1,905.28
  4. Step 4: Simplify right side
    3,477.16x = 9,142,486.08
  5. Step 5: Solve for x
    x = 9,142,486.08/3,477.16
  6. Step 6: Final answer
    x = 2,629.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.