Home / 7,119.96-10,683.54-2,503.32

Finding the Fourth Proportional to 7,119.96, 10,683.54 and 2,503.32

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Solution

The fourth proportional to 7,119.96, 10,683.54 and 2,503.32 is: 3,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119.96 : 10,683.54 = 2,503.32 : x
  2. Step 2: Convert to fraction form
    7,119.96/10,683.54 = 2,503.32/x
  3. Step 3: Cross multiply
    7,119.96x = 10,683.54 × 2,503.32
  4. Step 4: Simplify right side
    7,119.96x = 26,744,319.35
  5. Step 5: Solve for x
    x = 26,744,319.35/7,119.96
  6. Step 6: Final answer
    x = 3,756.25

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1.5x scale

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.