Home / 3,153.48-4,352.18-1,827.24

Finding the Fourth Proportional to 3,153.48, 4,352.18 and 1,827.24

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Solution

The fourth proportional to 3,153.48, 4,352.18 and 1,827.24 is: 2,521.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.48 : 4,352.18 = 1,827.24 : x
  2. Step 2: Convert to fraction form
    3,153.48/4,352.18 = 1,827.24/x
  3. Step 3: Cross multiply
    3,153.48x = 4,352.18 × 1,827.24
  4. Step 4: Simplify right side
    3,153.48x = 7,952,477.38
  5. Step 5: Solve for x
    x = 7,952,477.38/3,153.48
  6. Step 6: Final answer
    x = 2,521.81

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Half scale
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Double scale
Find fourth proportional to 3,154.48, 4,353.56 and 1,828.24
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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.