Home / 4,815.32-6,645.59-2,926.47

Finding the Fourth Proportional to 4,815.32, 6,645.59 and 2,926.47

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Solution

The fourth proportional to 4,815.32, 6,645.59 and 2,926.47 is: 4,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.32 : 6,645.59 = 2,926.47 : x
  2. Step 2: Convert to fraction form
    4,815.32/6,645.59 = 2,926.47/x
  3. Step 3: Cross multiply
    4,815.32x = 6,645.59 × 2,926.47
  4. Step 4: Simplify right side
    4,815.32x = 19,448,119.77
  5. Step 5: Solve for x
    x = 19,448,119.77/4,815.32
  6. Step 6: Final answer
    x = 4,038.80

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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.