Home / 8,598.39-11,860.73-5,406.63

Finding the Fourth Proportional to 8,598.39, 11,860.73 and 5,406.63

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Solution

The fourth proportional to 8,598.39, 11,860.73 and 5,406.63 is: 7,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,598.39 : 11,860.73 = 5,406.63 : x
  2. Step 2: Convert to fraction form
    8,598.39/11,860.73 = 5,406.63/x
  3. Step 3: Cross multiply
    8,598.39x = 11,860.73 × 5,406.63
  4. Step 4: Simplify right side
    8,598.39x = 64,126,532.85
  5. Step 5: Solve for x
    x = 64,126,532.85/8,598.39
  6. Step 6: Final answer
    x = 7,457.97

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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.