Home / 1,935.60-2,904.53-1,157.51

Finding the Fourth Proportional to 1,935.60, 2,904.53 and 1,157.51

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Solution

The fourth proportional to 1,935.60, 2,904.53 and 1,157.51 is: 1,736.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.60 : 2,904.53 = 1,157.51 : x
  2. Step 2: Convert to fraction form
    1,935.60/2,904.53 = 1,157.51/x
  3. Step 3: Cross multiply
    1,935.60x = 2,904.53 × 1,157.51
  4. Step 4: Simplify right side
    1,935.60x = 3,362,002.21
  5. Step 5: Solve for x
    x = 3,362,002.21/1,935.60
  6. Step 6: Final answer
    x = 1,736.93

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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.