Home / 10,241.60-14,133.69-5,765.00

Finding the Fourth Proportional to 10,241.60, 14,133.69 and 5,765.00

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Solution

The fourth proportional to 10,241.60, 14,133.69 and 5,765.00 is: 7,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.60 : 14,133.69 = 5,765.00 : x
  2. Step 2: Convert to fraction form
    10,241.60/14,133.69 = 5,765.00/x
  3. Step 3: Cross multiply
    10,241.60x = 14,133.69 × 5,765.00
  4. Step 4: Simplify right side
    10,241.60x = 81,480,652.18
  5. Step 5: Solve for x
    x = 81,480,652.18/10,241.60
  6. Step 6: Final answer
    x = 7,955.86

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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.