Home / 9,088.53-13,628.34-5,389.77

Finding the Fourth Proportional to 9,088.53, 13,628.34 and 5,389.77

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Solution

The fourth proportional to 9,088.53, 13,628.34 and 5,389.77 is: 8,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.53 : 13,628.34 = 5,389.77 : x
  2. Step 2: Convert to fraction form
    9,088.53/13,628.34 = 5,389.77/x
  3. Step 3: Cross multiply
    9,088.53x = 13,628.34 × 5,389.77
  4. Step 4: Simplify right side
    9,088.53x = 73,453,618.08
  5. Step 5: Solve for x
    x = 73,453,618.08/9,088.53
  6. Step 6: Final answer
    x = 8,082.01

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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.