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Finding the Fourth Proportional to 3,065.88, 4,598.88 and 1,118.07

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Solution

The fourth proportional to 3,065.88, 4,598.88 and 1,118.07 is: 1,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.88 : 4,598.88 = 1,118.07 : x
  2. Step 2: Convert to fraction form
    3,065.88/4,598.88 = 1,118.07/x
  3. Step 3: Cross multiply
    3,065.88x = 4,598.88 × 1,118.07
  4. Step 4: Simplify right side
    3,065.88x = 5,141,869.76
  5. Step 5: Solve for x
    x = 5,141,869.76/3,065.88
  6. Step 6: Final answer
    x = 1,677.13

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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.