Home / 8,307.47-11,461.44-5,324.95

Finding the Fourth Proportional to 8,307.47, 11,461.44 and 5,324.95

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Solution

The fourth proportional to 8,307.47, 11,461.44 and 5,324.95 is: 7,346.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.47 : 11,461.44 = 5,324.95 : x
  2. Step 2: Convert to fraction form
    8,307.47/11,461.44 = 5,324.95/x
  3. Step 3: Cross multiply
    8,307.47x = 11,461.44 × 5,324.95
  4. Step 4: Simplify right side
    8,307.47x = 61,031,629.22
  5. Step 5: Solve for x
    x = 61,031,629.22/8,307.47
  6. Step 6: Final answer
    x = 7,346.59

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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.