Home / 7,727.02-11,590.35-4,437.70

Finding the Fourth Proportional to 7,727.02, 11,590.35 and 4,437.70

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Solution

The fourth proportional to 7,727.02, 11,590.35 and 4,437.70 is: 6,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.02 : 11,590.35 = 4,437.70 : x
  2. Step 2: Convert to fraction form
    7,727.02/11,590.35 = 4,437.70/x
  3. Step 3: Cross multiply
    7,727.02x = 11,590.35 × 4,437.70
  4. Step 4: Simplify right side
    7,727.02x = 51,434,496.20
  5. Step 5: Solve for x
    x = 51,434,496.20/7,727.02
  6. Step 6: Final answer
    x = 6,656.45

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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.