Home / 9,809.84-13,528.41-7,568.18

Finding the Fourth Proportional to 9,809.84, 13,528.41 and 7,568.18

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Solution

The fourth proportional to 9,809.84, 13,528.41 and 7,568.18 is: 10,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.84 : 13,528.41 = 7,568.18 : x
  2. Step 2: Convert to fraction form
    9,809.84/13,528.41 = 7,568.18/x
  3. Step 3: Cross multiply
    9,809.84x = 13,528.41 × 7,568.18
  4. Step 4: Simplify right side
    9,809.84x = 102,385,441.99
  5. Step 5: Solve for x
    x = 102,385,441.99/9,809.84
  6. Step 6: Final answer
    x = 10,437.01

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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.