Home / 4,671.07-6,445.27-3,159.30

Finding the Fourth Proportional to 4,671.07, 6,445.27 and 3,159.30

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Solution

The fourth proportional to 4,671.07, 6,445.27 and 3,159.30 is: 4,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.07 : 6,445.27 = 3,159.30 : x
  2. Step 2: Convert to fraction form
    4,671.07/6,445.27 = 3,159.30/x
  3. Step 3: Cross multiply
    4,671.07x = 6,445.27 × 3,159.30
  4. Step 4: Simplify right side
    4,671.07x = 20,362,569.63
  5. Step 5: Solve for x
    x = 20,362,569.63/4,671.07
  6. Step 6: Final answer
    x = 4,359.30

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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.