Home / 10,619.64-14,655.87-5,904.63

Finding the Fourth Proportional to 10,619.64, 14,655.87 and 5,904.63

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Solution

The fourth proportional to 10,619.64, 14,655.87 and 5,904.63 is: 8,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.64 : 14,655.87 = 5,904.63 : x
  2. Step 2: Convert to fraction form
    10,619.64/14,655.87 = 5,904.63/x
  3. Step 3: Cross multiply
    10,619.64x = 14,655.87 × 5,904.63
  4. Step 4: Simplify right side
    10,619.64x = 86,537,489.68
  5. Step 5: Solve for x
    x = 86,537,489.68/10,619.64
  6. Step 6: Final answer
    x = 8,148.82

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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.