Home / 8,444.79-12,666.05-2,205.24

Finding the Fourth Proportional to 8,444.79, 12,666.05 and 2,205.24

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Solution

The fourth proportional to 8,444.79, 12,666.05 and 2,205.24 is: 3,307.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.79 : 12,666.05 = 2,205.24 : x
  2. Step 2: Convert to fraction form
    8,444.79/12,666.05 = 2,205.24/x
  3. Step 3: Cross multiply
    8,444.79x = 12,666.05 × 2,205.24
  4. Step 4: Simplify right side
    8,444.79x = 27,931,669.08
  5. Step 5: Solve for x
    x = 27,931,669.08/8,444.79
  6. Step 6: Final answer
    x = 3,307.56

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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.