Home / 4,973.60-6,857.52-4,383.20

Finding the Fourth Proportional to 4,973.60, 6,857.52 and 4,383.20

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Solution

The fourth proportional to 4,973.60, 6,857.52 and 4,383.20 is: 6,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.60 : 6,857.52 = 4,383.20 : x
  2. Step 2: Convert to fraction form
    4,973.60/6,857.52 = 4,383.20/x
  3. Step 3: Cross multiply
    4,973.60x = 6,857.52 × 4,383.20
  4. Step 4: Simplify right side
    4,973.60x = 30,057,881.66
  5. Step 5: Solve for x
    x = 30,057,881.66/4,973.60
  6. Step 6: Final answer
    x = 6,043.49

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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.