Home / 2,948.02-4,068.20-1,769.04

Finding the Fourth Proportional to 2,948.02, 4,068.20 and 1,769.04

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Solution

The fourth proportional to 2,948.02, 4,068.20 and 1,769.04 is: 2,441.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.02 : 4,068.20 = 1,769.04 : x
  2. Step 2: Convert to fraction form
    2,948.02/4,068.20 = 1,769.04/x
  3. Step 3: Cross multiply
    2,948.02x = 4,068.20 × 1,769.04
  4. Step 4: Simplify right side
    2,948.02x = 7,196,808.53
  5. Step 5: Solve for x
    x = 7,196,808.53/2,948.02
  6. Step 6: Final answer
    x = 2,441.23

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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.