Home / 4,683.51-7,025.13-1,220.76

Finding the Fourth Proportional to 4,683.51, 7,025.13 and 1,220.76

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Solution

The fourth proportional to 4,683.51, 7,025.13 and 1,220.76 is: 1,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.51 : 7,025.13 = 1,220.76 : x
  2. Step 2: Convert to fraction form
    4,683.51/7,025.13 = 1,220.76/x
  3. Step 3: Cross multiply
    4,683.51x = 7,025.13 × 1,220.76
  4. Step 4: Simplify right side
    4,683.51x = 8,575,997.70
  5. Step 5: Solve for x
    x = 8,575,997.70/4,683.51
  6. Step 6: Final answer
    x = 1,831.10

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Similar ratio
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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.