Home / 3,485.16-4,807.31-2,224.91

Finding the Fourth Proportional to 3,485.16, 4,807.31 and 2,224.91

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Solution

The fourth proportional to 3,485.16, 4,807.31 and 2,224.91 is: 3,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.16 : 4,807.31 = 2,224.91 : x
  2. Step 2: Convert to fraction form
    3,485.16/4,807.31 = 2,224.91/x
  3. Step 3: Cross multiply
    3,485.16x = 4,807.31 × 2,224.91
  4. Step 4: Simplify right side
    3,485.16x = 10,695,832.09
  5. Step 5: Solve for x
    x = 10,695,832.09/3,485.16
  6. Step 6: Final answer
    x = 3,068.96

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1.5x scale

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.