Home / 10,261.04-15,389.96-2,864.72

Finding the Fourth Proportional to 10,261.04, 15,389.96 and 2,864.72

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Solution

The fourth proportional to 10,261.04, 15,389.96 and 2,864.72 is: 4,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.04 : 15,389.96 = 2,864.72 : x
  2. Step 2: Convert to fraction form
    10,261.04/15,389.96 = 2,864.72/x
  3. Step 3: Cross multiply
    10,261.04x = 15,389.96 × 2,864.72
  4. Step 4: Simplify right side
    10,261.04x = 44,087,926.21
  5. Step 5: Solve for x
    x = 44,087,926.21/10,261.04
  6. Step 6: Final answer
    x = 4,296.63

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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.