Home / 5,005.09-7,507.95-1,673.83

Finding the Fourth Proportional to 5,005.09, 7,507.95 and 1,673.83

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Solution

The fourth proportional to 5,005.09, 7,507.95 and 1,673.83 is: 2,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.09 : 7,507.95 = 1,673.83 : x
  2. Step 2: Convert to fraction form
    5,005.09/7,507.95 = 1,673.83/x
  3. Step 3: Cross multiply
    5,005.09x = 7,507.95 × 1,673.83
  4. Step 4: Simplify right side
    5,005.09x = 12,567,031.95
  5. Step 5: Solve for x
    x = 12,567,031.95/5,005.09
  6. Step 6: Final answer
    x = 2,510.85

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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.