Home / 10,336.89-14,265.53-6,090.78

Finding the Fourth Proportional to 10,336.89, 14,265.53 and 6,090.78

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Solution

The fourth proportional to 10,336.89, 14,265.53 and 6,090.78 is: 8,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.89 : 14,265.53 = 6,090.78 : x
  2. Step 2: Convert to fraction form
    10,336.89/14,265.53 = 6,090.78/x
  3. Step 3: Cross multiply
    10,336.89x = 14,265.53 × 6,090.78
  4. Step 4: Simplify right side
    10,336.89x = 86,888,204.81
  5. Step 5: Solve for x
    x = 86,888,204.81/10,336.89
  6. Step 6: Final answer
    x = 8,405.64

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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.