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Finding the Fourth Proportional to 3,095.02, 4,642.98 and 903.48

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Solution

The fourth proportional to 3,095.02, 4,642.98 and 903.48 is: 1,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.02 : 4,642.98 = 903.48 : x
  2. Step 2: Convert to fraction form
    3,095.02/4,642.98 = 903.48/x
  3. Step 3: Cross multiply
    3,095.02x = 4,642.98 × 903.48
  4. Step 4: Simplify right side
    3,095.02x = 4,194,839.57
  5. Step 5: Solve for x
    x = 4,194,839.57/3,095.02
  6. Step 6: Final answer
    x = 1,355.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.