Home / 8,688.27-13,034.25-2,844.45

Finding the Fourth Proportional to 8,688.27, 13,034.25 and 2,844.45

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Solution

The fourth proportional to 8,688.27, 13,034.25 and 2,844.45 is: 4,267.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688.27 : 13,034.25 = 2,844.45 : x
  2. Step 2: Convert to fraction form
    8,688.27/13,034.25 = 2,844.45/x
  3. Step 3: Cross multiply
    8,688.27x = 13,034.25 × 2,844.45
  4. Step 4: Simplify right side
    8,688.27x = 37,075,272.41
  5. Step 5: Solve for x
    x = 37,075,272.41/8,688.27
  6. Step 6: Final answer
    x = 4,267.28

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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.