Home / 4,981.34-7,466.79-1,860.10

Finding the Fourth Proportional to 4,981.34, 7,466.79 and 1,860.10

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Solution

The fourth proportional to 4,981.34, 7,466.79 and 1,860.10 is: 2,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.34 : 7,466.79 = 1,860.10 : x
  2. Step 2: Convert to fraction form
    4,981.34/7,466.79 = 1,860.10/x
  3. Step 3: Cross multiply
    4,981.34x = 7,466.79 × 1,860.10
  4. Step 4: Simplify right side
    4,981.34x = 13,888,964.39
  5. Step 5: Solve for x
    x = 13,888,964.39/4,981.34
  6. Step 6: Final answer
    x = 2,788.20

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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.