Home / 9,124.79-13,682.93-4,741.07

Finding the Fourth Proportional to 9,124.79, 13,682.93 and 4,741.07

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Solution

The fourth proportional to 9,124.79, 13,682.93 and 4,741.07 is: 7,109.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.79 : 13,682.93 = 4,741.07 : x
  2. Step 2: Convert to fraction form
    9,124.79/13,682.93 = 4,741.07/x
  3. Step 3: Cross multiply
    9,124.79x = 13,682.93 × 4,741.07
  4. Step 4: Simplify right side
    9,124.79x = 64,871,728.94
  5. Step 5: Solve for x
    x = 64,871,728.94/9,124.79
  6. Step 6: Final answer
    x = 7,109.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.