Home / 10,020.04-13,829.36-5,830.72

Finding the Fourth Proportional to 10,020.04, 13,829.36 and 5,830.72

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Solution

The fourth proportional to 10,020.04, 13,829.36 and 5,830.72 is: 8,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.04 : 13,829.36 = 5,830.72 : x
  2. Step 2: Convert to fraction form
    10,020.04/13,829.36 = 5,830.72/x
  3. Step 3: Cross multiply
    10,020.04x = 13,829.36 × 5,830.72
  4. Step 4: Simplify right side
    10,020.04x = 80,635,125.94
  5. Step 5: Solve for x
    x = 80,635,125.94/10,020.04
  6. Step 6: Final answer
    x = 8,047.39

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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.