Home / 7,416.36-10,234.08-4,271.40

Finding the Fourth Proportional to 7,416.36, 10,234.08 and 4,271.40

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Solution

The fourth proportional to 7,416.36, 10,234.08 and 4,271.40 is: 5,894.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.36 : 10,234.08 = 4,271.40 : x
  2. Step 2: Convert to fraction form
    7,416.36/10,234.08 = 4,271.40/x
  3. Step 3: Cross multiply
    7,416.36x = 10,234.08 × 4,271.40
  4. Step 4: Simplify right side
    7,416.36x = 43,713,849.31
  5. Step 5: Solve for x
    x = 43,713,849.31/7,416.36
  6. Step 6: Final answer
    x = 5,894.25

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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.