Home / 5,263.30-7,881.46-5,107.58

Finding the Fourth Proportional to 5,263.30, 7,881.46 and 5,107.58

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Solution

The fourth proportional to 5,263.30, 7,881.46 and 5,107.58 is: 7,648.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.30 : 7,881.46 = 5,107.58 : x
  2. Step 2: Convert to fraction form
    5,263.30/7,881.46 = 5,107.58/x
  3. Step 3: Cross multiply
    5,263.30x = 7,881.46 × 5,107.58
  4. Step 4: Simplify right side
    5,263.30x = 40,255,187.47
  5. Step 5: Solve for x
    x = 40,255,187.47/5,263.30
  6. Step 6: Final answer
    x = 7,648.28

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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.