Home / 10,194.48-15,291.88-4,647.60

Finding the Fourth Proportional to 10,194.48, 15,291.88 and 4,647.60

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Solution

The fourth proportional to 10,194.48, 15,291.88 and 4,647.60 is: 6,971.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.48 : 15,291.88 = 4,647.60 : x
  2. Step 2: Convert to fraction form
    10,194.48/15,291.88 = 4,647.60/x
  3. Step 3: Cross multiply
    10,194.48x = 15,291.88 × 4,647.60
  4. Step 4: Simplify right side
    10,194.48x = 71,070,541.49
  5. Step 5: Solve for x
    x = 71,070,541.49/10,194.48
  6. Step 6: Final answer
    x = 6,971.47

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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.