Home / 10,529.88-14,531.52-5,814.30

Finding the Fourth Proportional to 10,529.88, 14,531.52 and 5,814.30

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Solution

The fourth proportional to 10,529.88, 14,531.52 and 5,814.30 is: 8,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.88 : 14,531.52 = 5,814.30 : x
  2. Step 2: Convert to fraction form
    10,529.88/14,531.52 = 5,814.30/x
  3. Step 3: Cross multiply
    10,529.88x = 14,531.52 × 5,814.30
  4. Step 4: Simplify right side
    10,529.88x = 84,490,616.74
  5. Step 5: Solve for x
    x = 84,490,616.74/10,529.88
  6. Step 6: Final answer
    x = 8,023.89

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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.