Home / 2,933.71-4,048.56-1,607.40

Finding the Fourth Proportional to 2,933.71, 4,048.56 and 1,607.40

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Solution

The fourth proportional to 2,933.71, 4,048.56 and 1,607.40 is: 2,218.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.71 : 4,048.56 = 1,607.40 : x
  2. Step 2: Convert to fraction form
    2,933.71/4,048.56 = 1,607.40/x
  3. Step 3: Cross multiply
    2,933.71x = 4,048.56 × 1,607.40
  4. Step 4: Simplify right side
    2,933.71x = 6,507,655.34
  5. Step 5: Solve for x
    x = 6,507,655.34/2,933.71
  6. Step 6: Final answer
    x = 2,218.24

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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.