Home / 1,730.20-2,595.32-756.06

Finding the Fourth Proportional to 1,730.20, 2,595.32 and 756.06

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Solution

The fourth proportional to 1,730.20, 2,595.32 and 756.06 is: 1,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.20 : 2,595.32 = 756.06 : x
  2. Step 2: Convert to fraction form
    1,730.20/2,595.32 = 756.06/x
  3. Step 3: Cross multiply
    1,730.20x = 2,595.32 × 756.06
  4. Step 4: Simplify right side
    1,730.20x = 1,962,217.64
  5. Step 5: Solve for x
    x = 1,962,217.64/1,730.20
  6. Step 6: Final answer
    x = 1,134.10

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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.