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Finding the Fourth Proportional to 3,302.95, 4,558.10 and 1,810.90

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Solution

The fourth proportional to 3,302.95, 4,558.10 and 1,810.90 is: 2,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.95 : 4,558.10 = 1,810.90 : x
  2. Step 2: Convert to fraction form
    3,302.95/4,558.10 = 1,810.90/x
  3. Step 3: Cross multiply
    3,302.95x = 4,558.10 × 1,810.90
  4. Step 4: Simplify right side
    3,302.95x = 8,254,256.42
  5. Step 5: Solve for x
    x = 8,254,256.42/3,302.95
  6. Step 6: Final answer
    x = 2,499.06

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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.