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Finding the Fourth Proportional to 5,664.04, 7,807.62 and 4,614.28

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Solution

The fourth proportional to 5,664.04, 7,807.62 and 4,614.28 is: 6,360.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.04 : 7,807.62 = 4,614.28 : x
  2. Step 2: Convert to fraction form
    5,664.04/7,807.62 = 4,614.28/x
  3. Step 3: Cross multiply
    5,664.04x = 7,807.62 × 4,614.28
  4. Step 4: Simplify right side
    5,664.04x = 36,026,544.81
  5. Step 5: Solve for x
    x = 36,026,544.81/5,664.04
  6. Step 6: Final answer
    x = 6,360.57

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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.