Home / 7,459.49-11,184.68-3,071.52

Finding the Fourth Proportional to 7,459.49, 11,184.68 and 3,071.52

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Solution

The fourth proportional to 7,459.49, 11,184.68 and 3,071.52 is: 4,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.49 : 11,184.68 = 3,071.52 : x
  2. Step 2: Convert to fraction form
    7,459.49/11,184.68 = 3,071.52/x
  3. Step 3: Cross multiply
    7,459.49x = 11,184.68 × 3,071.52
  4. Step 4: Simplify right side
    7,459.49x = 34,353,975.99
  5. Step 5: Solve for x
    x = 34,353,975.99/7,459.49
  6. Step 6: Final answer
    x = 4,605.40

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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.