Home / 1,746.23-2,617.73-923.81

Finding the Fourth Proportional to 1,746.23, 2,617.73 and 923.81

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Solution

The fourth proportional to 1,746.23, 2,617.73 and 923.81 is: 1,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.23 : 2,617.73 = 923.81 : x
  2. Step 2: Convert to fraction form
    1,746.23/2,617.73 = 923.81/x
  3. Step 3: Cross multiply
    1,746.23x = 2,617.73 × 923.81
  4. Step 4: Simplify right side
    1,746.23x = 2,418,280.53
  5. Step 5: Solve for x
    x = 2,418,280.53/1,746.23
  6. Step 6: Final answer
    x = 1,384.86

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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.