Home / 4,981.58-7,476.98-2,518.13

Finding the Fourth Proportional to 4,981.58, 7,476.98 and 2,518.13

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Solution

The fourth proportional to 4,981.58, 7,476.98 and 2,518.13 is: 3,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.58 : 7,476.98 = 2,518.13 : x
  2. Step 2: Convert to fraction form
    4,981.58/7,476.98 = 2,518.13/x
  3. Step 3: Cross multiply
    4,981.58x = 7,476.98 × 2,518.13
  4. Step 4: Simplify right side
    4,981.58x = 18,827,966.49
  5. Step 5: Solve for x
    x = 18,827,966.49/4,981.58
  6. Step 6: Final answer
    x = 3,779.52

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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.