Home / 8,300.08-11,453.64-4,574.32

Finding the Fourth Proportional to 8,300.08, 11,453.64 and 4,574.32

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Solution

The fourth proportional to 8,300.08, 11,453.64 and 4,574.32 is: 6,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.08 : 11,453.64 = 4,574.32 : x
  2. Step 2: Convert to fraction form
    8,300.08/11,453.64 = 4,574.32/x
  3. Step 3: Cross multiply
    8,300.08x = 11,453.64 × 4,574.32
  4. Step 4: Simplify right side
    8,300.08x = 52,392,614.52
  5. Step 5: Solve for x
    x = 52,392,614.52/8,300.08
  6. Step 6: Final answer
    x = 6,312.30

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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.