Home / 7,368.09-10,166.76-4,223.67

Finding the Fourth Proportional to 7,368.09, 10,166.76 and 4,223.67

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Solution

The fourth proportional to 7,368.09, 10,166.76 and 4,223.67 is: 5,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.09 : 10,166.76 = 4,223.67 : x
  2. Step 2: Convert to fraction form
    7,368.09/10,166.76 = 4,223.67/x
  3. Step 3: Cross multiply
    7,368.09x = 10,166.76 × 4,223.67
  4. Step 4: Simplify right side
    7,368.09x = 42,941,039.21
  5. Step 5: Solve for x
    x = 42,941,039.21/7,368.09
  6. Step 6: Final answer
    x = 5,827.97

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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.