Home / 4,415.64-6,088.59-2,820.19

Finding the Fourth Proportional to 4,415.64, 6,088.59 and 2,820.19

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Solution

The fourth proportional to 4,415.64, 6,088.59 and 2,820.19 is: 3,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.64 : 6,088.59 = 2,820.19 : x
  2. Step 2: Convert to fraction form
    4,415.64/6,088.59 = 2,820.19/x
  3. Step 3: Cross multiply
    4,415.64x = 6,088.59 × 2,820.19
  4. Step 4: Simplify right side
    4,415.64x = 17,171,001.88
  5. Step 5: Solve for x
    x = 17,171,001.88/4,415.64
  6. Step 6: Final answer
    x = 3,888.68

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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.