Home / 8,688.83-13,034.18-2,844.07

Finding the Fourth Proportional to 8,688.83, 13,034.18 and 2,844.07

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Solution

The fourth proportional to 8,688.83, 13,034.18 and 2,844.07 is: 4,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688.83 : 13,034.18 = 2,844.07 : x
  2. Step 2: Convert to fraction form
    8,688.83/13,034.18 = 2,844.07/x
  3. Step 3: Cross multiply
    8,688.83x = 13,034.18 × 2,844.07
  4. Step 4: Simplify right side
    8,688.83x = 37,070,094.84
  5. Step 5: Solve for x
    x = 37,070,094.84/8,688.83
  6. Step 6: Final answer
    x = 4,266.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.