Home / 10,010.40-13,812.30-6,030.60

Finding the Fourth Proportional to 10,010.40, 13,812.30 and 6,030.60

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Solution

The fourth proportional to 10,010.40, 13,812.30 and 6,030.60 is: 8,320.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.40 : 13,812.30 = 6,030.60 : x
  2. Step 2: Convert to fraction form
    10,010.40/13,812.30 = 6,030.60/x
  3. Step 3: Cross multiply
    10,010.40x = 13,812.30 × 6,030.60
  4. Step 4: Simplify right side
    10,010.40x = 83,296,456.38
  5. Step 5: Solve for x
    x = 83,296,456.38/10,010.40
  6. Step 6: Final answer
    x = 8,320.99

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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.