Home / 10,030.21-14,984.33-6,491.39

Finding the Fourth Proportional to 10,030.21, 14,984.33 and 6,491.39

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Solution

The fourth proportional to 10,030.21, 14,984.33 and 6,491.39 is: 9,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.21 : 14,984.33 = 6,491.39 : x
  2. Step 2: Convert to fraction form
    10,030.21/14,984.33 = 6,491.39/x
  3. Step 3: Cross multiply
    10,030.21x = 14,984.33 × 6,491.39
  4. Step 4: Simplify right side
    10,030.21x = 97,269,022.54
  5. Step 5: Solve for x
    x = 97,269,022.54/10,030.21
  6. Step 6: Final answer
    x = 9,697.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.