Home / 4,587.26-6,881.20-1,665.60

Finding the Fourth Proportional to 4,587.26, 6,881.20 and 1,665.60

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Solution

The fourth proportional to 4,587.26, 6,881.20 and 1,665.60 is: 2,498.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.26 : 6,881.20 = 1,665.60 : x
  2. Step 2: Convert to fraction form
    4,587.26/6,881.20 = 1,665.60/x
  3. Step 3: Cross multiply
    4,587.26x = 6,881.20 × 1,665.60
  4. Step 4: Simplify right side
    4,587.26x = 11,461,326.72
  5. Step 5: Solve for x
    x = 11,461,326.72/4,587.26
  6. Step 6: Final answer
    x = 2,498.51

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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.