Home / 3,935.48-5,903.27-1,124.31

Finding the Fourth Proportional to 3,935.48, 5,903.27 and 1,124.31

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Solution

The fourth proportional to 3,935.48, 5,903.27 and 1,124.31 is: 1,686.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.48 : 5,903.27 = 1,124.31 : x
  2. Step 2: Convert to fraction form
    3,935.48/5,903.27 = 1,124.31/x
  3. Step 3: Cross multiply
    3,935.48x = 5,903.27 × 1,124.31
  4. Step 4: Simplify right side
    3,935.48x = 6,637,099.87
  5. Step 5: Solve for x
    x = 6,637,099.87/3,935.48
  6. Step 6: Final answer
    x = 1,686.48

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1.5x scale

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.