Home / 7,254.80-10,011.54-4,111.10

Finding the Fourth Proportional to 7,254.80, 10,011.54 and 4,111.10

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Solution

The fourth proportional to 7,254.80, 10,011.54 and 4,111.10 is: 5,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.80 : 10,011.54 = 4,111.10 : x
  2. Step 2: Convert to fraction form
    7,254.80/10,011.54 = 4,111.10/x
  3. Step 3: Cross multiply
    7,254.80x = 10,011.54 × 4,111.10
  4. Step 4: Simplify right side
    7,254.80x = 41,158,442.09
  5. Step 5: Solve for x
    x = 41,158,442.09/7,254.80
  6. Step 6: Final answer
    x = 5,673.27

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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.