Home / 3,010.02-4,153.71-1,683.69

Finding the Fourth Proportional to 3,010.02, 4,153.71 and 1,683.69

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Solution

The fourth proportional to 3,010.02, 4,153.71 and 1,683.69 is: 2,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.02 : 4,153.71 = 1,683.69 : x
  2. Step 2: Convert to fraction form
    3,010.02/4,153.71 = 1,683.69/x
  3. Step 3: Cross multiply
    3,010.02x = 4,153.71 × 1,683.69
  4. Step 4: Simplify right side
    3,010.02x = 6,993,559.99
  5. Step 5: Solve for x
    x = 6,993,559.99/3,010.02
  6. Step 6: Final answer
    x = 2,323.43

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Half scale
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Double scale
Find fourth proportional to 3,011.02, 4,155.09 and 1,684.69
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.