Home / 2,880.90-4,322.03-1,032.21

Finding the Fourth Proportional to 2,880.90, 4,322.03 and 1,032.21

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Solution

The fourth proportional to 2,880.90, 4,322.03 and 1,032.21 is: 1,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.90 : 4,322.03 = 1,032.21 : x
  2. Step 2: Convert to fraction form
    2,880.90/4,322.03 = 1,032.21/x
  3. Step 3: Cross multiply
    2,880.90x = 4,322.03 × 1,032.21
  4. Step 4: Simplify right side
    2,880.90x = 4,461,237.43
  5. Step 5: Solve for x
    x = 4,461,237.43/2,880.90
  6. Step 6: Final answer
    x = 1,548.56

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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.