Home / 9,810.84-13,539.12-5,334.68

Finding the Fourth Proportional to 9,810.84, 13,539.12 and 5,334.68

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Solution

The fourth proportional to 9,810.84, 13,539.12 and 5,334.68 is: 7,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,810.84 : 13,539.12 = 5,334.68 : x
  2. Step 2: Convert to fraction form
    9,810.84/13,539.12 = 5,334.68/x
  3. Step 3: Cross multiply
    9,810.84x = 13,539.12 × 5,334.68
  4. Step 4: Simplify right side
    9,810.84x = 72,226,872.68
  5. Step 5: Solve for x
    x = 72,226,872.68/9,810.84
  6. Step 6: Final answer
    x = 7,361.95

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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.