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Finding the Fourth Proportional to 8,746.99, 13,116.16 and 2,901.63

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Solution

The fourth proportional to 8,746.99, 13,116.16 and 2,901.63 is: 4,351.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.99 : 13,116.16 = 2,901.63 : x
  2. Step 2: Convert to fraction form
    8,746.99/13,116.16 = 2,901.63/x
  3. Step 3: Cross multiply
    8,746.99x = 13,116.16 × 2,901.63
  4. Step 4: Simplify right side
    8,746.99x = 38,058,243.34
  5. Step 5: Solve for x
    x = 38,058,243.34/8,746.99
  6. Step 6: Final answer
    x = 4,351.01

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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.