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Finding the Fourth Proportional to 3,564.63, 4,903.56 and 2,900.01

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Solution

The fourth proportional to 3,564.63, 4,903.56 and 2,900.01 is: 3,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.63 : 4,903.56 = 2,900.01 : x
  2. Step 2: Convert to fraction form
    3,564.63/4,903.56 = 2,900.01/x
  3. Step 3: Cross multiply
    3,564.63x = 4,903.56 × 2,900.01
  4. Step 4: Simplify right side
    3,564.63x = 14,220,373.04
  5. Step 5: Solve for x
    x = 14,220,373.04/3,564.63
  6. Step 6: Final answer
    x = 3,989.30

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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.