Home / 7,981.14-11,014.95-4,837.32

Finding the Fourth Proportional to 7,981.14, 11,014.95 and 4,837.32

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Solution

The fourth proportional to 7,981.14, 11,014.95 and 4,837.32 is: 6,676.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.14 : 11,014.95 = 4,837.32 : x
  2. Step 2: Convert to fraction form
    7,981.14/11,014.95 = 4,837.32/x
  3. Step 3: Cross multiply
    7,981.14x = 11,014.95 × 4,837.32
  4. Step 4: Simplify right side
    7,981.14x = 53,282,837.93
  5. Step 5: Solve for x
    x = 53,282,837.93/7,981.14
  6. Step 6: Final answer
    x = 6,676.09

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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.