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Finding the Fourth Proportional to 4,889.16, 6,746.99 and 2,651.00

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Solution

The fourth proportional to 4,889.16, 6,746.99 and 2,651.00 is: 3,658.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.16 : 6,746.99 = 2,651.00 : x
  2. Step 2: Convert to fraction form
    4,889.16/6,746.99 = 2,651.00/x
  3. Step 3: Cross multiply
    4,889.16x = 6,746.99 × 2,651.00
  4. Step 4: Simplify right side
    4,889.16x = 17,886,223.50
  5. Step 5: Solve for x
    x = 17,886,223.50/4,889.16
  6. Step 6: Final answer
    x = 3,658.34

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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.