Home / 3,156.04-4,355.35-1,830.52

Finding the Fourth Proportional to 3,156.04, 4,355.35 and 1,830.52

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Solution

The fourth proportional to 3,156.04, 4,355.35 and 1,830.52 is: 2,526.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.04 : 4,355.35 = 1,830.52 : x
  2. Step 2: Convert to fraction form
    3,156.04/4,355.35 = 1,830.52/x
  3. Step 3: Cross multiply
    3,156.04x = 4,355.35 × 1,830.52
  4. Step 4: Simplify right side
    3,156.04x = 7,972,555.28
  5. Step 5: Solve for x
    x = 7,972,555.28/3,156.04
  6. Step 6: Final answer
    x = 2,526.13

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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.