Home / 3,356.63-4,631.40-2,030.31

Finding the Fourth Proportional to 3,356.63, 4,631.40 and 2,030.31

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Solution

The fourth proportional to 3,356.63, 4,631.40 and 2,030.31 is: 2,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.63 : 4,631.40 = 2,030.31 : x
  2. Step 2: Convert to fraction form
    3,356.63/4,631.40 = 2,030.31/x
  3. Step 3: Cross multiply
    3,356.63x = 4,631.40 × 2,030.31
  4. Step 4: Simplify right side
    3,356.63x = 9,403,154.58
  5. Step 5: Solve for x
    x = 9,403,154.58/3,356.63
  6. Step 6: Final answer
    x = 2,801.37

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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.