Home / 3,615.34-4,993.28-2,434.36

Finding the Fourth Proportional to 3,615.34, 4,993.28 and 2,434.36

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Solution

The fourth proportional to 3,615.34, 4,993.28 and 2,434.36 is: 3,362.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.34 : 4,993.28 = 2,434.36 : x
  2. Step 2: Convert to fraction form
    3,615.34/4,993.28 = 2,434.36/x
  3. Step 3: Cross multiply
    3,615.34x = 4,993.28 × 2,434.36
  4. Step 4: Simplify right side
    3,615.34x = 12,155,441.10
  5. Step 5: Solve for x
    x = 12,155,441.10/3,615.34
  6. Step 6: Final answer
    x = 3,362.18

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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.