Home / 2,406.90-3,610.32-945.03

Finding the Fourth Proportional to 2,406.90, 3,610.32 and 945.03

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Solution

The fourth proportional to 2,406.90, 3,610.32 and 945.03 is: 1,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.90 : 3,610.32 = 945.03 : x
  2. Step 2: Convert to fraction form
    2,406.90/3,610.32 = 945.03/x
  3. Step 3: Cross multiply
    2,406.90x = 3,610.32 × 945.03
  4. Step 4: Simplify right side
    2,406.90x = 3,411,860.71
  5. Step 5: Solve for x
    x = 3,411,860.71/2,406.90
  6. Step 6: Final answer
    x = 1,417.53

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1.5x scale

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.