Home / 10,681.84-14,739.94-6,205.50

Finding the Fourth Proportional to 10,681.84, 14,739.94 and 6,205.50

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Solution

The fourth proportional to 10,681.84, 14,739.94 and 6,205.50 is: 8,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.84 : 14,739.94 = 6,205.50 : x
  2. Step 2: Convert to fraction form
    10,681.84/14,739.94 = 6,205.50/x
  3. Step 3: Cross multiply
    10,681.84x = 14,739.94 × 6,205.50
  4. Step 4: Simplify right side
    10,681.84x = 91,468,697.67
  5. Step 5: Solve for x
    x = 91,468,697.67/10,681.84
  6. Step 6: Final answer
    x = 8,563.01

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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.