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Finding the Fourth Proportional to 4,945.04, 6,803.88 and 4,807.04

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Solution

The fourth proportional to 4,945.04, 6,803.88 and 4,807.04 is: 6,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.04 : 6,803.88 = 4,807.04 : x
  2. Step 2: Convert to fraction form
    4,945.04/6,803.88 = 4,807.04/x
  3. Step 3: Cross multiply
    4,945.04x = 6,803.88 × 4,807.04
  4. Step 4: Simplify right side
    4,945.04x = 32,706,523.32
  5. Step 5: Solve for x
    x = 32,706,523.32/4,945.04
  6. Step 6: Final answer
    x = 6,614.01

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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.