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Finding the Fourth Proportional to 5,533.76, 7,633 and 3,541.16

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Solution

The fourth proportional to 5,533.76, 7,633 and 3,541.16 is: 4,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.76 : 7,633 = 3,541.16 : x
  2. Step 2: Convert to fraction form
    5,533.76/7,633 = 3,541.16/x
  3. Step 3: Cross multiply
    5,533.76x = 7,633 × 3,541.16
  4. Step 4: Simplify right side
    5,533.76x = 27,029,674.28
  5. Step 5: Solve for x
    x = 27,029,674.28/5,533.76
  6. Step 6: Final answer
    x = 4,884.50

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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.