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Finding the Fourth Proportional to 7,393.57, 10,203.03 and 4,036.35

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Solution

The fourth proportional to 7,393.57, 10,203.03 and 4,036.35 is: 5,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.57 : 10,203.03 = 4,036.35 : x
  2. Step 2: Convert to fraction form
    7,393.57/10,203.03 = 4,036.35/x
  3. Step 3: Cross multiply
    7,393.57x = 10,203.03 × 4,036.35
  4. Step 4: Simplify right side
    7,393.57x = 41,183,038.40
  5. Step 5: Solve for x
    x = 41,183,038.40/7,393.57
  6. Step 6: Final answer
    x = 5,570.12

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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.