Home / 8,735.08-12,055.47-4,959.42

Finding the Fourth Proportional to 8,735.08, 12,055.47 and 4,959.42

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Solution

The fourth proportional to 8,735.08, 12,055.47 and 4,959.42 is: 6,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.08 : 12,055.47 = 4,959.42 : x
  2. Step 2: Convert to fraction form
    8,735.08/12,055.47 = 4,959.42/x
  3. Step 3: Cross multiply
    8,735.08x = 12,055.47 × 4,959.42
  4. Step 4: Simplify right side
    8,735.08x = 59,788,053.95
  5. Step 5: Solve for x
    x = 59,788,053.95/8,735.08
  6. Step 6: Final answer
    x = 6,844.60

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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.