Home / 2,358.78-3,257.18-1,476.08

Finding the Fourth Proportional to 2,358.78, 3,257.18 and 1,476.08

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Solution

The fourth proportional to 2,358.78, 3,257.18 and 1,476.08 is: 2,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.78 : 3,257.18 = 1,476.08 : x
  2. Step 2: Convert to fraction form
    2,358.78/3,257.18 = 1,476.08/x
  3. Step 3: Cross multiply
    2,358.78x = 3,257.18 × 1,476.08
  4. Step 4: Simplify right side
    2,358.78x = 4,807,858.25
  5. Step 5: Solve for x
    x = 4,807,858.25/2,358.78
  6. Step 6: Final answer
    x = 2,038.28

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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.