Home / 9,840.75-14,765.48-5,159.63

Finding the Fourth Proportional to 9,840.75, 14,765.48 and 5,159.63

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Solution

The fourth proportional to 9,840.75, 14,765.48 and 5,159.63 is: 7,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.75 : 14,765.48 = 5,159.63 : x
  2. Step 2: Convert to fraction form
    9,840.75/14,765.48 = 5,159.63/x
  3. Step 3: Cross multiply
    9,840.75x = 14,765.48 × 5,159.63
  4. Step 4: Simplify right side
    9,840.75x = 76,184,444.04
  5. Step 5: Solve for x
    x = 76,184,444.04/9,840.75
  6. Step 6: Final answer
    x = 7,741.73

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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.