Home / 5,064.45-6,988.05-2,826.15

Finding the Fourth Proportional to 5,064.45, 6,988.05 and 2,826.15

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Solution

The fourth proportional to 5,064.45, 6,988.05 and 2,826.15 is: 3,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.45 : 6,988.05 = 2,826.15 : x
  2. Step 2: Convert to fraction form
    5,064.45/6,988.05 = 2,826.15/x
  3. Step 3: Cross multiply
    5,064.45x = 6,988.05 × 2,826.15
  4. Step 4: Simplify right side
    5,064.45x = 19,749,277.51
  5. Step 5: Solve for x
    x = 19,749,277.51/5,064.45
  6. Step 6: Final answer
    x = 3,899.59

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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.