Home / 10,491.01-14,479.34-6,713.99

Finding the Fourth Proportional to 10,491.01, 14,479.34 and 6,713.99

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Solution

The fourth proportional to 10,491.01, 14,479.34 and 6,713.99 is: 9,266.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491.01 : 14,479.34 = 6,713.99 : x
  2. Step 2: Convert to fraction form
    10,491.01/14,479.34 = 6,713.99/x
  3. Step 3: Cross multiply
    10,491.01x = 14,479.34 × 6,713.99
  4. Step 4: Simplify right side
    10,491.01x = 97,214,158.39
  5. Step 5: Solve for x
    x = 97,214,158.39/10,491.01
  6. Step 6: Final answer
    x = 9,266.43

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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.