Home / 6,394.89-9,587.48-5,306.25

Finding the Fourth Proportional to 6,394.89, 9,587.48 and 5,306.25

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Solution

The fourth proportional to 6,394.89, 9,587.48 and 5,306.25 is: 7,955.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394.89 : 9,587.48 = 5,306.25 : x
  2. Step 2: Convert to fraction form
    6,394.89/9,587.48 = 5,306.25/x
  3. Step 3: Cross multiply
    6,394.89x = 9,587.48 × 5,306.25
  4. Step 4: Simplify right side
    6,394.89x = 50,873,539.22
  5. Step 5: Solve for x
    x = 50,873,539.22/6,394.89
  6. Step 6: Final answer
    x = 7,955.34

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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.