Home / 1,925.02-2,656.46-1,403.26

Finding the Fourth Proportional to 1,925.02, 2,656.46 and 1,403.26

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Solution

The fourth proportional to 1,925.02, 2,656.46 and 1,403.26 is: 1,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.02 : 2,656.46 = 1,403.26 : x
  2. Step 2: Convert to fraction form
    1,925.02/2,656.46 = 1,403.26/x
  3. Step 3: Cross multiply
    1,925.02x = 2,656.46 × 1,403.26
  4. Step 4: Simplify right side
    1,925.02x = 3,727,704.06
  5. Step 5: Solve for x
    x = 3,727,704.06/1,925.02
  6. Step 6: Final answer
    x = 1,936.45

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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.