Home / 6,742.16-9,303.96-4,225.63

Finding the Fourth Proportional to 6,742.16, 9,303.96 and 4,225.63

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Solution

The fourth proportional to 6,742.16, 9,303.96 and 4,225.63 is: 5,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.16 : 9,303.96 = 4,225.63 : x
  2. Step 2: Convert to fraction form
    6,742.16/9,303.96 = 4,225.63/x
  3. Step 3: Cross multiply
    6,742.16x = 9,303.96 × 4,225.63
  4. Step 4: Simplify right side
    6,742.16x = 39,315,056.54
  5. Step 5: Solve for x
    x = 39,315,056.54/6,742.16
  6. Step 6: Final answer
    x = 5,831.23

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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.