Home / 2,190.03-3,284.18-802.95

Finding the Fourth Proportional to 2,190.03, 3,284.18 and 802.95

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Solution

The fourth proportional to 2,190.03, 3,284.18 and 802.95 is: 1,204.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.03 : 3,284.18 = 802.95 : x
  2. Step 2: Convert to fraction form
    2,190.03/3,284.18 = 802.95/x
  3. Step 3: Cross multiply
    2,190.03x = 3,284.18 × 802.95
  4. Step 4: Simplify right side
    2,190.03x = 2,637,032.33
  5. Step 5: Solve for x
    x = 2,637,032.33/2,190.03
  6. Step 6: Final answer
    x = 1,204.11

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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.