Home / 8,501.40-11,730.01-5,144.13

Finding the Fourth Proportional to 8,501.40, 11,730.01 and 5,144.13

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Solution

The fourth proportional to 8,501.40, 11,730.01 and 5,144.13 is: 7,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.40 : 11,730.01 = 5,144.13 : x
  2. Step 2: Convert to fraction form
    8,501.40/11,730.01 = 5,144.13/x
  3. Step 3: Cross multiply
    8,501.40x = 11,730.01 × 5,144.13
  4. Step 4: Simplify right side
    8,501.40x = 60,340,696.34
  5. Step 5: Solve for x
    x = 60,340,696.34/8,501.40
  6. Step 6: Final answer
    x = 7,097.74

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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.