Home / 2,386.80-3,598.08-2,228.24

Finding the Fourth Proportional to 2,386.80, 3,598.08 and 2,228.24

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Solution

The fourth proportional to 2,386.80, 3,598.08 and 2,228.24 is: 3,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.80 : 3,598.08 = 2,228.24 : x
  2. Step 2: Convert to fraction form
    2,386.80/3,598.08 = 2,228.24/x
  3. Step 3: Cross multiply
    2,386.80x = 3,598.08 × 2,228.24
  4. Step 4: Simplify right side
    2,386.80x = 8,017,385.78
  5. Step 5: Solve for x
    x = 8,017,385.78/2,386.80
  6. Step 6: Final answer
    x = 3,359.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.