Home / 10,045.42-13,856.90-6,266.77

Finding the Fourth Proportional to 10,045.42, 13,856.90 and 6,266.77

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Solution

The fourth proportional to 10,045.42, 13,856.90 and 6,266.77 is: 8,644.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.42 : 13,856.90 = 6,266.77 : x
  2. Step 2: Convert to fraction form
    10,045.42/13,856.90 = 6,266.77/x
  3. Step 3: Cross multiply
    10,045.42x = 13,856.90 × 6,266.77
  4. Step 4: Simplify right side
    10,045.42x = 86,837,939.24
  5. Step 5: Solve for x
    x = 86,837,939.24/10,045.42
  6. Step 6: Final answer
    x = 8,644.53

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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.