Home / 4,485.76-6,721.08-2,844.16

Finding the Fourth Proportional to 4,485.76, 6,721.08 and 2,844.16

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Solution

The fourth proportional to 4,485.76, 6,721.08 and 2,844.16 is: 4,261.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.76 : 6,721.08 = 2,844.16 : x
  2. Step 2: Convert to fraction form
    4,485.76/6,721.08 = 2,844.16/x
  3. Step 3: Cross multiply
    4,485.76x = 6,721.08 × 2,844.16
  4. Step 4: Simplify right side
    4,485.76x = 19,115,826.89
  5. Step 5: Solve for x
    x = 19,115,826.89/4,485.76
  6. Step 6: Final answer
    x = 4,261.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.