Home / 7,119.93-10,683.76-2,962.81

Finding the Fourth Proportional to 7,119.93, 10,683.76 and 2,962.81

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Solution

The fourth proportional to 7,119.93, 10,683.76 and 2,962.81 is: 4,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119.93 : 10,683.76 = 2,962.81 : x
  2. Step 2: Convert to fraction form
    7,119.93/10,683.76 = 2,962.81/x
  3. Step 3: Cross multiply
    7,119.93x = 10,683.76 × 2,962.81
  4. Step 4: Simplify right side
    7,119.93x = 31,653,950.97
  5. Step 5: Solve for x
    x = 31,653,950.97/7,119.93
  6. Step 6: Final answer
    x = 4,445.82

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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.