Home / 4,981.19-7,471.88-1,283.50

Finding the Fourth Proportional to 4,981.19, 7,471.88 and 1,283.50

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Solution

The fourth proportional to 4,981.19, 7,471.88 and 1,283.50 is: 1,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.19 : 7,471.88 = 1,283.50 : x
  2. Step 2: Convert to fraction form
    4,981.19/7,471.88 = 1,283.50/x
  3. Step 3: Cross multiply
    4,981.19x = 7,471.88 × 1,283.50
  4. Step 4: Simplify right side
    4,981.19x = 9,590,157.98
  5. Step 5: Solve for x
    x = 9,590,157.98/4,981.19
  6. Step 6: Final answer
    x = 1,925.27

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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.