Home / 5,210.85-7,180.51-4,423.53

Finding the Fourth Proportional to 5,210.85, 7,180.51 and 4,423.53

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Solution

The fourth proportional to 5,210.85, 7,180.51 and 4,423.53 is: 6,095.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.85 : 7,180.51 = 4,423.53 : x
  2. Step 2: Convert to fraction form
    5,210.85/7,180.51 = 4,423.53/x
  3. Step 3: Cross multiply
    5,210.85x = 7,180.51 × 4,423.53
  4. Step 4: Simplify right side
    5,210.85x = 31,763,201.40
  5. Step 5: Solve for x
    x = 31,763,201.40/5,210.85
  6. Step 6: Final answer
    x = 6,095.59

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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.