Home / 10,849.80-14,970.87-6,133.98

Finding the Fourth Proportional to 10,849.80, 14,970.87 and 6,133.98

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Solution

The fourth proportional to 10,849.80, 14,970.87 and 6,133.98 is: 8,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.80 : 14,970.87 = 6,133.98 : x
  2. Step 2: Convert to fraction form
    10,849.80/14,970.87 = 6,133.98/x
  3. Step 3: Cross multiply
    10,849.80x = 14,970.87 × 6,133.98
  4. Step 4: Simplify right side
    10,849.80x = 91,831,017.16
  5. Step 5: Solve for x
    x = 91,831,017.16/10,849.80
  6. Step 6: Final answer
    x = 8,463.84

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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.