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Finding the Fourth Proportional to 5,573.47, 8,347.01 and 4,839.05

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Solution

The fourth proportional to 5,573.47, 8,347.01 and 4,839.05 is: 7,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.47 : 8,347.01 = 4,839.05 : x
  2. Step 2: Convert to fraction form
    5,573.47/8,347.01 = 4,839.05/x
  3. Step 3: Cross multiply
    5,573.47x = 8,347.01 × 4,839.05
  4. Step 4: Simplify right side
    5,573.47x = 40,391,574.55
  5. Step 5: Solve for x
    x = 40,391,574.55/5,573.47
  6. Step 6: Final answer
    x = 7,247.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.