Home / 10,508.04-15,764.37-3,113.08

Finding the Fourth Proportional to 10,508.04, 15,764.37 and 3,113.08

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Solution

The fourth proportional to 10,508.04, 15,764.37 and 3,113.08 is: 4,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508.04 : 15,764.37 = 3,113.08 : x
  2. Step 2: Convert to fraction form
    10,508.04/15,764.37 = 3,113.08/x
  3. Step 3: Cross multiply
    10,508.04x = 15,764.37 × 3,113.08
  4. Step 4: Simplify right side
    10,508.04x = 49,075,744.96
  5. Step 5: Solve for x
    x = 49,075,744.96/10,508.04
  6. Step 6: Final answer
    x = 4,670.30

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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.