Home / 4,647.52-6,426.19-4,572.40

Finding the Fourth Proportional to 4,647.52, 6,426.19 and 4,572.40

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Solution

The fourth proportional to 4,647.52, 6,426.19 and 4,572.40 is: 6,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.52 : 6,426.19 = 4,572.40 : x
  2. Step 2: Convert to fraction form
    4,647.52/6,426.19 = 4,572.40/x
  3. Step 3: Cross multiply
    4,647.52x = 6,426.19 × 4,572.40
  4. Step 4: Simplify right side
    4,647.52x = 29,383,088.29
  5. Step 5: Solve for x
    x = 29,383,088.29/4,647.52
  6. Step 6: Final answer
    x = 6,322.32

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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.