Home / 4,980.16-7,465.38-1,857.88

Finding the Fourth Proportional to 4,980.16, 7,465.38 and 1,857.88

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Solution

The fourth proportional to 4,980.16, 7,465.38 and 1,857.88 is: 2,785.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.16 : 7,465.38 = 1,857.88 : x
  2. Step 2: Convert to fraction form
    4,980.16/7,465.38 = 1,857.88/x
  3. Step 3: Cross multiply
    4,980.16x = 7,465.38 × 1,857.88
  4. Step 4: Simplify right side
    4,980.16x = 13,869,780.19
  5. Step 5: Solve for x
    x = 13,869,780.19/4,980.16
  6. Step 6: Final answer
    x = 2,785.01

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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.