Home / 10,973.76-16,457.70-3,075.81

Finding the Fourth Proportional to 10,973.76, 16,457.70 and 3,075.81

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Solution

The fourth proportional to 10,973.76, 16,457.70 and 3,075.81 is: 4,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,973.76 : 16,457.70 = 3,075.81 : x
  2. Step 2: Convert to fraction form
    10,973.76/16,457.70 = 3,075.81/x
  3. Step 3: Cross multiply
    10,973.76x = 16,457.70 × 3,075.81
  4. Step 4: Simplify right side
    10,973.76x = 50,620,758.24
  5. Step 5: Solve for x
    x = 50,620,758.24/10,973.76
  6. Step 6: Final answer
    x = 4,612.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.