Home / 4,720.32-7,080.32-1,798.52

Finding the Fourth Proportional to 4,720.32, 7,080.32 and 1,798.52

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Solution

The fourth proportional to 4,720.32, 7,080.32 and 1,798.52 is: 2,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.32 : 7,080.32 = 1,798.52 : x
  2. Step 2: Convert to fraction form
    4,720.32/7,080.32 = 1,798.52/x
  3. Step 3: Cross multiply
    4,720.32x = 7,080.32 × 1,798.52
  4. Step 4: Simplify right side
    4,720.32x = 12,734,097.13
  5. Step 5: Solve for x
    x = 12,734,097.13/4,720.32
  6. Step 6: Final answer
    x = 2,697.72

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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.