Home / 10,697.90-16,054.73-5,075.58

Finding the Fourth Proportional to 10,697.90, 16,054.73 and 5,075.58

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Solution

The fourth proportional to 10,697.90, 16,054.73 and 5,075.58 is: 7,617.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697.90 : 16,054.73 = 5,075.58 : x
  2. Step 2: Convert to fraction form
    10,697.90/16,054.73 = 5,075.58/x
  3. Step 3: Cross multiply
    10,697.90x = 16,054.73 × 5,075.58
  4. Step 4: Simplify right side
    10,697.90x = 81,487,066.49
  5. Step 5: Solve for x
    x = 81,487,066.49/10,697.90
  6. Step 6: Final answer
    x = 7,617.11

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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.