Home / 7,630.64-10,533.50-4,647.56

Finding the Fourth Proportional to 7,630.64, 10,533.50 and 4,647.56

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Solution

The fourth proportional to 7,630.64, 10,533.50 and 4,647.56 is: 6,415.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.64 : 10,533.50 = 4,647.56 : x
  2. Step 2: Convert to fraction form
    7,630.64/10,533.50 = 4,647.56/x
  3. Step 3: Cross multiply
    7,630.64x = 10,533.50 × 4,647.56
  4. Step 4: Simplify right side
    7,630.64x = 48,955,073.26
  5. Step 5: Solve for x
    x = 48,955,073.26/7,630.64
  6. Step 6: Final answer
    x = 6,415.59

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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.