Home / 2,445.50-3,668.26-802.02

Finding the Fourth Proportional to 2,445.50, 3,668.26 and 802.02

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Solution

The fourth proportional to 2,445.50, 3,668.26 and 802.02 is: 1,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.50 : 3,668.26 = 802.02 : x
  2. Step 2: Convert to fraction form
    2,445.50/3,668.26 = 802.02/x
  3. Step 3: Cross multiply
    2,445.50x = 3,668.26 × 802.02
  4. Step 4: Simplify right side
    2,445.50x = 2,942,017.89
  5. Step 5: Solve for x
    x = 2,942,017.89/2,445.50
  6. Step 6: Final answer
    x = 1,203.03

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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.