Home / 10,530.90-14,532.75-5,814.54

Finding the Fourth Proportional to 10,530.90, 14,532.75 and 5,814.54

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Solution

The fourth proportional to 10,530.90, 14,532.75 and 5,814.54 is: 8,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.90 : 14,532.75 = 5,814.54 : x
  2. Step 2: Convert to fraction form
    10,530.90/14,532.75 = 5,814.54/x
  3. Step 3: Cross multiply
    10,530.90x = 14,532.75 × 5,814.54
  4. Step 4: Simplify right side
    10,530.90x = 84,501,256.19
  5. Step 5: Solve for x
    x = 84,501,256.19/10,530.90
  6. Step 6: Final answer
    x = 8,024.12

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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.