Home / 9,810.20-13,536.51-6,454.37

Finding the Fourth Proportional to 9,810.20, 13,536.51 and 6,454.37

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Solution

The fourth proportional to 9,810.20, 13,536.51 and 6,454.37 is: 8,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,810.20 : 13,536.51 = 6,454.37 : x
  2. Step 2: Convert to fraction form
    9,810.20/13,536.51 = 6,454.37/x
  3. Step 3: Cross multiply
    9,810.20x = 13,536.51 × 6,454.37
  4. Step 4: Simplify right side
    9,810.20x = 87,369,644.05
  5. Step 5: Solve for x
    x = 87,369,644.05/9,810.20
  6. Step 6: Final answer
    x = 8,906.00

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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.