Home / 7,008.02-9,670.95-3,821.35

Finding the Fourth Proportional to 7,008.02, 9,670.95 and 3,821.35

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Solution

The fourth proportional to 7,008.02, 9,670.95 and 3,821.35 is: 5,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.02 : 9,670.95 = 3,821.35 : x
  2. Step 2: Convert to fraction form
    7,008.02/9,670.95 = 3,821.35/x
  3. Step 3: Cross multiply
    7,008.02x = 9,670.95 × 3,821.35
  4. Step 4: Simplify right side
    7,008.02x = 36,956,084.78
  5. Step 5: Solve for x
    x = 36,956,084.78/7,008.02
  6. Step 6: Final answer
    x = 5,273.40

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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.