Home / 1,533.33-2,116.02-834.71

Finding the Fourth Proportional to 1,533.33, 2,116.02 and 834.71

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Solution

The fourth proportional to 1,533.33, 2,116.02 and 834.71 is: 1,151.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.33 : 2,116.02 = 834.71 : x
  2. Step 2: Convert to fraction form
    1,533.33/2,116.02 = 834.71/x
  3. Step 3: Cross multiply
    1,533.33x = 2,116.02 × 834.71
  4. Step 4: Simplify right side
    1,533.33x = 1,766,252.47
  5. Step 5: Solve for x
    x = 1,766,252.47/1,533.33
  6. Step 6: Final answer
    x = 1,151.91

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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.