Home / 4,830.95-6,666.98-2,842.08

Finding the Fourth Proportional to 4,830.95, 6,666.98 and 2,842.08

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Solution

The fourth proportional to 4,830.95, 6,666.98 and 2,842.08 is: 3,922.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.95 : 6,666.98 = 2,842.08 : x
  2. Step 2: Convert to fraction form
    4,830.95/6,666.98 = 2,842.08/x
  3. Step 3: Cross multiply
    4,830.95x = 6,666.98 × 2,842.08
  4. Step 4: Simplify right side
    4,830.95x = 18,948,076.31
  5. Step 5: Solve for x
    x = 18,948,076.31/4,830.95
  6. Step 6: Final answer
    x = 3,922.23

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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.