Home / 9,511.95-13,124.39-5,973.87

Finding the Fourth Proportional to 9,511.95, 13,124.39 and 5,973.87

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Solution

The fourth proportional to 9,511.95, 13,124.39 and 5,973.87 is: 8,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.95 : 13,124.39 = 5,973.87 : x
  2. Step 2: Convert to fraction form
    9,511.95/13,124.39 = 5,973.87/x
  3. Step 3: Cross multiply
    9,511.95x = 13,124.39 × 5,973.87
  4. Step 4: Simplify right side
    9,511.95x = 78,403,369.82
  5. Step 5: Solve for x
    x = 78,403,369.82/9,511.95
  6. Step 6: Final answer
    x = 8,242.62

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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.