Home / 4,815.51-6,643.45-2,926.38

Finding the Fourth Proportional to 4,815.51, 6,643.45 and 2,926.38

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Solution

The fourth proportional to 4,815.51, 6,643.45 and 2,926.38 is: 4,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.51 : 6,643.45 = 2,926.38 : x
  2. Step 2: Convert to fraction form
    4,815.51/6,643.45 = 2,926.38/x
  3. Step 3: Cross multiply
    4,815.51x = 6,643.45 × 2,926.38
  4. Step 4: Simplify right side
    4,815.51x = 19,441,259.21
  5. Step 5: Solve for x
    x = 19,441,259.21/4,815.51
  6. Step 6: Final answer
    x = 4,037.22

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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.