Home / 7,416.16-10,238.01-4,271.74

Finding the Fourth Proportional to 7,416.16, 10,238.01 and 4,271.74

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Solution

The fourth proportional to 7,416.16, 10,238.01 and 4,271.74 is: 5,897.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.16 : 10,238.01 = 4,271.74 : x
  2. Step 2: Convert to fraction form
    7,416.16/10,238.01 = 4,271.74/x
  3. Step 3: Cross multiply
    7,416.16x = 10,238.01 × 4,271.74
  4. Step 4: Simplify right side
    7,416.16x = 43,734,116.84
  5. Step 5: Solve for x
    x = 43,734,116.84/7,416.16
  6. Step 6: Final answer
    x = 5,897.14

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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.