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Finding the Fourth Proportional to 5,210.90, 7,200.06 and 5,024.06

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Solution

The fourth proportional to 5,210.90, 7,200.06 and 5,024.06 is: 6,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.90 : 7,200.06 = 5,024.06 : x
  2. Step 2: Convert to fraction form
    5,210.90/7,200.06 = 5,024.06/x
  3. Step 3: Cross multiply
    5,210.90x = 7,200.06 × 5,024.06
  4. Step 4: Simplify right side
    5,210.90x = 36,173,533.44
  5. Step 5: Solve for x
    x = 36,173,533.44/5,210.90
  6. Step 6: Final answer
    x = 6,941.90

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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.