Home / 5,498.87-8,256.56-5,307.51

Finding the Fourth Proportional to 5,498.87, 8,256.56 and 5,307.51

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Solution

The fourth proportional to 5,498.87, 8,256.56 and 5,307.51 is: 7,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.87 : 8,256.56 = 5,307.51 : x
  2. Step 2: Convert to fraction form
    5,498.87/8,256.56 = 5,307.51/x
  3. Step 3: Cross multiply
    5,498.87x = 8,256.56 × 5,307.51
  4. Step 4: Simplify right side
    5,498.87x = 43,821,748.23
  5. Step 5: Solve for x
    x = 43,821,748.23/5,498.87
  6. Step 6: Final answer
    x = 7,969.24

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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.