Home / 7,331.48-10,985.68-5,669.67

Finding the Fourth Proportional to 7,331.48, 10,985.68 and 5,669.67

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Solution

The fourth proportional to 7,331.48, 10,985.68 and 5,669.67 is: 8,495.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.48 : 10,985.68 = 5,669.67 : x
  2. Step 2: Convert to fraction form
    7,331.48/10,985.68 = 5,669.67/x
  3. Step 3: Cross multiply
    7,331.48x = 10,985.68 × 5,669.67
  4. Step 4: Simplify right side
    7,331.48x = 62,285,151.98
  5. Step 5: Solve for x
    x = 62,285,151.98/7,331.48
  6. Step 6: Final answer
    x = 8,495.58

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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.