Home / 9,015.84-12,440.67-5,036.31

Finding the Fourth Proportional to 9,015.84, 12,440.67 and 5,036.31

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Solution

The fourth proportional to 9,015.84, 12,440.67 and 5,036.31 is: 6,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.84 : 12,440.67 = 5,036.31 : x
  2. Step 2: Convert to fraction form
    9,015.84/12,440.67 = 5,036.31/x
  3. Step 3: Cross multiply
    9,015.84x = 12,440.67 × 5,036.31
  4. Step 4: Simplify right side
    9,015.84x = 62,655,070.73
  5. Step 5: Solve for x
    x = 62,655,070.73/9,015.84
  6. Step 6: Final answer
    x = 6,949.44

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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.