Home / 7,254.75-10,011.96-4,111.95

Finding the Fourth Proportional to 7,254.75, 10,011.96 and 4,111.95

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Solution

The fourth proportional to 7,254.75, 10,011.96 and 4,111.95 is: 5,674.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.75 : 10,011.96 = 4,111.95 : x
  2. Step 2: Convert to fraction form
    7,254.75/10,011.96 = 4,111.95/x
  3. Step 3: Cross multiply
    7,254.75x = 10,011.96 × 4,111.95
  4. Step 4: Simplify right side
    7,254.75x = 41,168,678.92
  5. Step 5: Solve for x
    x = 41,168,678.92/7,254.75
  6. Step 6: Final answer
    x = 5,674.72

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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.