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Finding the Fourth Proportional to 4,762.36, 7,108.83 and 4,372.35

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Solution

The fourth proportional to 4,762.36, 7,108.83 and 4,372.35 is: 6,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.36 : 7,108.83 = 4,372.35 : x
  2. Step 2: Convert to fraction form
    4,762.36/7,108.83 = 4,372.35/x
  3. Step 3: Cross multiply
    4,762.36x = 7,108.83 × 4,372.35
  4. Step 4: Simplify right side
    4,762.36x = 31,082,266.19
  5. Step 5: Solve for x
    x = 31,082,266.19/4,762.36
  6. Step 6: Final answer
    x = 6,526.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.