Home / 9,914.04-13,680.99-5,437.44

Finding the Fourth Proportional to 9,914.04, 13,680.99 and 5,437.44

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Solution

The fourth proportional to 9,914.04, 13,680.99 and 5,437.44 is: 7,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.04 : 13,680.99 = 5,437.44 : x
  2. Step 2: Convert to fraction form
    9,914.04/13,680.99 = 5,437.44/x
  3. Step 3: Cross multiply
    9,914.04x = 13,680.99 × 5,437.44
  4. Step 4: Simplify right side
    9,914.04x = 74,389,562.27
  5. Step 5: Solve for x
    x = 74,389,562.27/9,914.04
  6. Step 6: Final answer
    x = 7,503.46

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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.