Home / 7,634.08-10,536.80-4,491.28

Finding the Fourth Proportional to 7,634.08, 10,536.80 and 4,491.28

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Solution

The fourth proportional to 7,634.08, 10,536.80 and 4,491.28 is: 6,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.08 : 10,536.80 = 4,491.28 : x
  2. Step 2: Convert to fraction form
    7,634.08/10,536.80 = 4,491.28/x
  3. Step 3: Cross multiply
    7,634.08x = 10,536.80 × 4,491.28
  4. Step 4: Simplify right side
    7,634.08x = 47,323,719.10
  5. Step 5: Solve for x
    x = 47,323,719.10/7,634.08
  6. Step 6: Final answer
    x = 6,199.01

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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.