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Finding the Fourth Proportional to 2,999.95, 4,501.66 and 1,613.33

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Solution

The fourth proportional to 2,999.95, 4,501.66 and 1,613.33 is: 2,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.95 : 4,501.66 = 1,613.33 : x
  2. Step 2: Convert to fraction form
    2,999.95/4,501.66 = 1,613.33/x
  3. Step 3: Cross multiply
    2,999.95x = 4,501.66 × 1,613.33
  4. Step 4: Simplify right side
    2,999.95x = 7,262,681.81
  5. Step 5: Solve for x
    x = 7,262,681.81/2,999.95
  6. Step 6: Final answer
    x = 2,420.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.