Home / 4,804.29-6,631.56-2,815.48

Finding the Fourth Proportional to 4,804.29, 6,631.56 and 2,815.48

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Solution

The fourth proportional to 4,804.29, 6,631.56 and 2,815.48 is: 3,886.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.29 : 6,631.56 = 2,815.48 : x
  2. Step 2: Convert to fraction form
    4,804.29/6,631.56 = 2,815.48/x
  3. Step 3: Cross multiply
    4,804.29x = 6,631.56 × 2,815.48
  4. Step 4: Simplify right side
    4,804.29x = 18,671,024.55
  5. Step 5: Solve for x
    x = 18,671,024.55/4,804.29
  6. Step 6: Final answer
    x = 3,886.32

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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.