Home / 4,555.93-6,287.64-2,788.70

Finding the Fourth Proportional to 4,555.93, 6,287.64 and 2,788.70

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Solution

The fourth proportional to 4,555.93, 6,287.64 and 2,788.70 is: 3,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.93 : 6,287.64 = 2,788.70 : x
  2. Step 2: Convert to fraction form
    4,555.93/6,287.64 = 2,788.70/x
  3. Step 3: Cross multiply
    4,555.93x = 6,287.64 × 2,788.70
  4. Step 4: Simplify right side
    4,555.93x = 17,534,341.67
  5. Step 5: Solve for x
    x = 17,534,341.67/4,555.93
  6. Step 6: Final answer
    x = 3,848.69

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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.