Home / 7,748.85-10,693.73-4,391.63

Finding the Fourth Proportional to 7,748.85, 10,693.73 and 4,391.63

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Solution

The fourth proportional to 7,748.85, 10,693.73 and 4,391.63 is: 6,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.85 : 10,693.73 = 4,391.63 : x
  2. Step 2: Convert to fraction form
    7,748.85/10,693.73 = 4,391.63/x
  3. Step 3: Cross multiply
    7,748.85x = 10,693.73 × 4,391.63
  4. Step 4: Simplify right side
    7,748.85x = 46,962,905.48
  5. Step 5: Solve for x
    x = 46,962,905.48/7,748.85
  6. Step 6: Final answer
    x = 6,060.63

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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.