Home / 4,830.18-6,666.69-2,942.39

Finding the Fourth Proportional to 4,830.18, 6,666.69 and 2,942.39

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Solution

The fourth proportional to 4,830.18, 6,666.69 and 2,942.39 is: 4,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.18 : 6,666.69 = 2,942.39 : x
  2. Step 2: Convert to fraction form
    4,830.18/6,666.69 = 2,942.39/x
  3. Step 3: Cross multiply
    4,830.18x = 6,666.69 × 2,942.39
  4. Step 4: Simplify right side
    4,830.18x = 19,615,968.66
  5. Step 5: Solve for x
    x = 19,615,968.66/4,830.18
  6. Step 6: Final answer
    x = 4,061.13

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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.