Home / 7,287.58-10,058.45-4,634.47

Finding the Fourth Proportional to 7,287.58, 10,058.45 and 4,634.47

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Solution

The fourth proportional to 7,287.58, 10,058.45 and 4,634.47 is: 6,396.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.58 : 10,058.45 = 4,634.47 : x
  2. Step 2: Convert to fraction form
    7,287.58/10,058.45 = 4,634.47/x
  3. Step 3: Cross multiply
    7,287.58x = 10,058.45 × 4,634.47
  4. Step 4: Simplify right side
    7,287.58x = 46,615,571.21
  5. Step 5: Solve for x
    x = 46,615,571.21/7,287.58
  6. Step 6: Final answer
    x = 6,396.58

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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.