Home / 5,053.93-6,973.79-2,815.64

Finding the Fourth Proportional to 5,053.93, 6,973.79 and 2,815.64

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Solution

The fourth proportional to 5,053.93, 6,973.79 and 2,815.64 is: 3,885.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.93 : 6,973.79 = 2,815.64 : x
  2. Step 2: Convert to fraction form
    5,053.93/6,973.79 = 2,815.64/x
  3. Step 3: Cross multiply
    5,053.93x = 6,973.79 × 2,815.64
  4. Step 4: Simplify right side
    5,053.93x = 19,635,706.55
  5. Step 5: Solve for x
    x = 19,635,706.55/5,053.93
  6. Step 6: Final answer
    x = 3,885.24

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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.