Home / 1,730.69-2,595.36-756.13

Finding the Fourth Proportional to 1,730.69, 2,595.36 and 756.13

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Solution

The fourth proportional to 1,730.69, 2,595.36 and 756.13 is: 1,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.69 : 2,595.36 = 756.13 : x
  2. Step 2: Convert to fraction form
    1,730.69/2,595.36 = 756.13/x
  3. Step 3: Cross multiply
    1,730.69x = 2,595.36 × 756.13
  4. Step 4: Simplify right side
    1,730.69x = 1,962,429.56
  5. Step 5: Solve for x
    x = 1,962,429.56/1,730.69
  6. Step 6: Final answer
    x = 1,133.90

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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.