Home / 3,435.19-4,740.56-1,943.07

Finding the Fourth Proportional to 3,435.19, 4,740.56 and 1,943.07

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Solution

The fourth proportional to 3,435.19, 4,740.56 and 1,943.07 is: 2,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.19 : 4,740.56 = 1,943.07 : x
  2. Step 2: Convert to fraction form
    3,435.19/4,740.56 = 1,943.07/x
  3. Step 3: Cross multiply
    3,435.19x = 4,740.56 × 1,943.07
  4. Step 4: Simplify right side
    3,435.19x = 9,211,249.34
  5. Step 5: Solve for x
    x = 9,211,249.34/3,435.19
  6. Step 6: Final answer
    x = 2,681.44

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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.