Home / 2,433.47-3,358.01-1,438.56

Finding the Fourth Proportional to 2,433.47, 3,358.01 and 1,438.56

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Solution

The fourth proportional to 2,433.47, 3,358.01 and 1,438.56 is: 1,985.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.47 : 3,358.01 = 1,438.56 : x
  2. Step 2: Convert to fraction form
    2,433.47/3,358.01 = 1,438.56/x
  3. Step 3: Cross multiply
    2,433.47x = 3,358.01 × 1,438.56
  4. Step 4: Simplify right side
    2,433.47x = 4,830,698.87
  5. Step 5: Solve for x
    x = 4,830,698.87/2,433.47
  6. Step 6: Final answer
    x = 1,985.11

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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.