Home / 7,730.30-11,595.45-6,616.70

Finding the Fourth Proportional to 7,730.30, 11,595.45 and 6,616.70

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Solution

The fourth proportional to 7,730.30, 11,595.45 and 6,616.70 is: 9,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.30 : 11,595.45 = 6,616.70 : x
  2. Step 2: Convert to fraction form
    7,730.30/11,595.45 = 6,616.70/x
  3. Step 3: Cross multiply
    7,730.30x = 11,595.45 × 6,616.70
  4. Step 4: Simplify right side
    7,730.30x = 76,723,614.02
  5. Step 5: Solve for x
    x = 76,723,614.02/7,730.30
  6. Step 6: Final answer
    x = 9,925.05

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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.