Home / 7,064.45-10,596.87-1,870.32

Finding the Fourth Proportional to 7,064.45, 10,596.87 and 1,870.32

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Solution

The fourth proportional to 7,064.45, 10,596.87 and 1,870.32 is: 2,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.45 : 10,596.87 = 1,870.32 : x
  2. Step 2: Convert to fraction form
    7,064.45/10,596.87 = 1,870.32/x
  3. Step 3: Cross multiply
    7,064.45x = 10,596.87 × 1,870.32
  4. Step 4: Simplify right side
    7,064.45x = 19,819,537.90
  5. Step 5: Solve for x
    x = 19,819,537.90/7,064.45
  6. Step 6: Final answer
    x = 2,805.53

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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.