Home / 7,633.40-10,533.78-4,276.16

Finding the Fourth Proportional to 7,633.40, 10,533.78 and 4,276.16

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Solution

The fourth proportional to 7,633.40, 10,533.78 and 4,276.16 is: 5,900.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.40 : 10,533.78 = 4,276.16 : x
  2. Step 2: Convert to fraction form
    7,633.40/10,533.78 = 4,276.16/x
  3. Step 3: Cross multiply
    7,633.40x = 10,533.78 × 4,276.16
  4. Step 4: Simplify right side
    7,633.40x = 45,044,128.68
  5. Step 5: Solve for x
    x = 45,044,128.68/7,633.40
  6. Step 6: Final answer
    x = 5,900.93

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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.