Home / 3,486.04-4,810.70-1,914.10

Finding the Fourth Proportional to 3,486.04, 4,810.70 and 1,914.10

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Solution

The fourth proportional to 3,486.04, 4,810.70 and 1,914.10 is: 2,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.04 : 4,810.70 = 1,914.10 : x
  2. Step 2: Convert to fraction form
    3,486.04/4,810.70 = 1,914.10/x
  3. Step 3: Cross multiply
    3,486.04x = 4,810.70 × 1,914.10
  4. Step 4: Simplify right side
    3,486.04x = 9,208,160.87
  5. Step 5: Solve for x
    x = 9,208,160.87/3,486.04
  6. Step 6: Final answer
    x = 2,641.44

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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.