Home / 8,179.65-11,293.16-5,037.66

Finding the Fourth Proportional to 8,179.65, 11,293.16 and 5,037.66

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Solution

The fourth proportional to 8,179.65, 11,293.16 and 5,037.66 is: 6,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.65 : 11,293.16 = 5,037.66 : x
  2. Step 2: Convert to fraction form
    8,179.65/11,293.16 = 5,037.66/x
  3. Step 3: Cross multiply
    8,179.65x = 11,293.16 × 5,037.66
  4. Step 4: Simplify right side
    8,179.65x = 56,891,075.22
  5. Step 5: Solve for x
    x = 56,891,075.22/8,179.65
  6. Step 6: Final answer
    x = 6,955.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.