Home / 3,435.15-4,740.54-1,943.07

Finding the Fourth Proportional to 3,435.15, 4,740.54 and 1,943.07

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Solution

The fourth proportional to 3,435.15, 4,740.54 and 1,943.07 is: 2,681.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.15 : 4,740.54 = 1,943.07 : x
  2. Step 2: Convert to fraction form
    3,435.15/4,740.54 = 1,943.07/x
  3. Step 3: Cross multiply
    3,435.15x = 4,740.54 × 1,943.07
  4. Step 4: Simplify right side
    3,435.15x = 9,211,201.06
  5. Step 5: Solve for x
    x = 9,211,201.06/3,435.15
  6. Step 6: Final answer
    x = 2,681.46

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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.