Home / 4,778.19-6,594.26-2,788.32

Finding the Fourth Proportional to 4,778.19, 6,594.26 and 2,788.32

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Solution

The fourth proportional to 4,778.19, 6,594.26 and 2,788.32 is: 3,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.19 : 6,594.26 = 2,788.32 : x
  2. Step 2: Convert to fraction form
    4,778.19/6,594.26 = 2,788.32/x
  3. Step 3: Cross multiply
    4,778.19x = 6,594.26 × 2,788.32
  4. Step 4: Simplify right side
    4,778.19x = 18,386,933.51
  5. Step 5: Solve for x
    x = 18,386,933.51/4,778.19
  6. Step 6: Final answer
    x = 3,848.10

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Half scale
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Double scale
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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.