Home / 9,642.04-14,459.41-5,257.11

Finding the Fourth Proportional to 9,642.04, 14,459.41 and 5,257.11

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Solution

The fourth proportional to 9,642.04, 14,459.41 and 5,257.11 is: 7,883.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642.04 : 14,459.41 = 5,257.11 : x
  2. Step 2: Convert to fraction form
    9,642.04/14,459.41 = 5,257.11/x
  3. Step 3: Cross multiply
    9,642.04x = 14,459.41 × 5,257.11
  4. Step 4: Simplify right side
    9,642.04x = 76,014,708.91
  5. Step 5: Solve for x
    x = 76,014,708.91/9,642.04
  6. Step 6: Final answer
    x = 7,883.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.