Home / 4,720.32-7,080.71-1,433.45

Finding the Fourth Proportional to 4,720.32, 7,080.71 and 1,433.45

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Solution

The fourth proportional to 4,720.32, 7,080.71 and 1,433.45 is: 2,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.32 : 7,080.71 = 1,433.45 : x
  2. Step 2: Convert to fraction form
    4,720.32/7,080.71 = 1,433.45/x
  3. Step 3: Cross multiply
    4,720.32x = 7,080.71 × 1,433.45
  4. Step 4: Simplify right side
    4,720.32x = 10,149,801.18
  5. Step 5: Solve for x
    x = 10,149,801.18/4,720.32
  6. Step 6: Final answer
    x = 2,150.24

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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.