Home / 10,199.45-14,075.87-5,723.49

Finding the Fourth Proportional to 10,199.45, 14,075.87 and 5,723.49

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Solution

The fourth proportional to 10,199.45, 14,075.87 and 5,723.49 is: 7,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.45 : 14,075.87 = 5,723.49 : x
  2. Step 2: Convert to fraction form
    10,199.45/14,075.87 = 5,723.49/x
  3. Step 3: Cross multiply
    10,199.45x = 14,075.87 × 5,723.49
  4. Step 4: Simplify right side
    10,199.45x = 80,563,072.57
  5. Step 5: Solve for x
    x = 80,563,072.57/10,199.45
  6. Step 6: Final answer
    x = 7,898.77

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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.