Home / 2,969.35-4,097.71-1,624.99

Finding the Fourth Proportional to 2,969.35, 4,097.71 and 1,624.99

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Solution

The fourth proportional to 2,969.35, 4,097.71 and 1,624.99 is: 2,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.35 : 4,097.71 = 1,624.99 : x
  2. Step 2: Convert to fraction form
    2,969.35/4,097.71 = 1,624.99/x
  3. Step 3: Cross multiply
    2,969.35x = 4,097.71 × 1,624.99
  4. Step 4: Simplify right side
    2,969.35x = 6,658,737.77
  5. Step 5: Solve for x
    x = 6,658,737.77/2,969.35
  6. Step 6: Final answer
    x = 2,242.49

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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.