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Finding the Fourth Proportional to 4,899.54, 6,762.75 and 4,017.45

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Solution

The fourth proportional to 4,899.54, 6,762.75 and 4,017.45 is: 5,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.54 : 6,762.75 = 4,017.45 : x
  2. Step 2: Convert to fraction form
    4,899.54/6,762.75 = 4,017.45/x
  3. Step 3: Cross multiply
    4,899.54x = 6,762.75 × 4,017.45
  4. Step 4: Simplify right side
    4,899.54x = 27,169,009.99
  5. Step 5: Solve for x
    x = 27,169,009.99/4,899.54
  6. Step 6: Final answer
    x = 5,545.22

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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.