Home / 1,683.36-2,324.10-1,153.13

Finding the Fourth Proportional to 1,683.36, 2,324.10 and 1,153.13

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Solution

The fourth proportional to 1,683.36, 2,324.10 and 1,153.13 is: 1,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683.36 : 2,324.10 = 1,153.13 : x
  2. Step 2: Convert to fraction form
    1,683.36/2,324.10 = 1,153.13/x
  3. Step 3: Cross multiply
    1,683.36x = 2,324.10 × 1,153.13
  4. Step 4: Simplify right side
    1,683.36x = 2,679,977.81
  5. Step 5: Solve for x
    x = 2,679,977.81/1,683.36
  6. Step 6: Final answer
    x = 1,592.04

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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.