Home / 6,078.48-8,386.25-4,957.47

Finding the Fourth Proportional to 6,078.48, 8,386.25 and 4,957.47

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Solution

The fourth proportional to 6,078.48, 8,386.25 and 4,957.47 is: 6,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.48 : 8,386.25 = 4,957.47 : x
  2. Step 2: Convert to fraction form
    6,078.48/8,386.25 = 4,957.47/x
  3. Step 3: Cross multiply
    6,078.48x = 8,386.25 × 4,957.47
  4. Step 4: Simplify right side
    6,078.48x = 41,574,558.00
  5. Step 5: Solve for x
    x = 41,574,558.00/6,078.48
  6. Step 6: Final answer
    x = 6,839.63

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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.