Home / 3,931.49-5,900.95-1,435.10

Finding the Fourth Proportional to 3,931.49, 5,900.95 and 1,435.10

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Solution

The fourth proportional to 3,931.49, 5,900.95 and 1,435.10 is: 2,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.49 : 5,900.95 = 1,435.10 : x
  2. Step 2: Convert to fraction form
    3,931.49/5,900.95 = 1,435.10/x
  3. Step 3: Cross multiply
    3,931.49x = 5,900.95 × 1,435.10
  4. Step 4: Simplify right side
    3,931.49x = 8,468,458.83
  5. Step 5: Solve for x
    x = 8,468,458.83/3,931.49
  6. Step 6: Final answer
    x = 2,154.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.