Home / 5,407.10-8,110.65-4,111.10

Finding the Fourth Proportional to 5,407.10, 8,110.65 and 4,111.10

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Solution

The fourth proportional to 5,407.10, 8,110.65 and 4,111.10 is: 6,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.10 : 8,110.65 = 4,111.10 : x
  2. Step 2: Convert to fraction form
    5,407.10/8,110.65 = 4,111.10/x
  3. Step 3: Cross multiply
    5,407.10x = 8,110.65 × 4,111.10
  4. Step 4: Simplify right side
    5,407.10x = 33,343,693.22
  5. Step 5: Solve for x
    x = 33,343,693.22/5,407.10
  6. Step 6: Final answer
    x = 6,166.65

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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.