Home / 5,223.45-7,210.10-4,669.87

Finding the Fourth Proportional to 5,223.45, 7,210.10 and 4,669.87

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Solution

The fourth proportional to 5,223.45, 7,210.10 and 4,669.87 is: 6,445.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.45 : 7,210.10 = 4,669.87 : x
  2. Step 2: Convert to fraction form
    5,223.45/7,210.10 = 4,669.87/x
  3. Step 3: Cross multiply
    5,223.45x = 7,210.10 × 4,669.87
  4. Step 4: Simplify right side
    5,223.45x = 33,670,210.59
  5. Step 5: Solve for x
    x = 33,670,210.59/5,223.45
  6. Step 6: Final answer
    x = 6,445.97

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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.