Home / 5,253.57-7,881.48-1,556.07

Finding the Fourth Proportional to 5,253.57, 7,881.48 and 1,556.07

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Solution

The fourth proportional to 5,253.57, 7,881.48 and 1,556.07 is: 2,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.57 : 7,881.48 = 1,556.07 : x
  2. Step 2: Convert to fraction form
    5,253.57/7,881.48 = 1,556.07/x
  3. Step 3: Cross multiply
    5,253.57x = 7,881.48 × 1,556.07
  4. Step 4: Simplify right side
    5,253.57x = 12,264,134.58
  5. Step 5: Solve for x
    x = 12,264,134.58/5,253.57
  6. Step 6: Final answer
    x = 2,334.44

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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.