Home / 4,870.53-7,307.69-1,949.13

Finding the Fourth Proportional to 4,870.53, 7,307.69 and 1,949.13

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Solution

The fourth proportional to 4,870.53, 7,307.69 and 1,949.13 is: 2,924.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.53 : 7,307.69 = 1,949.13 : x
  2. Step 2: Convert to fraction form
    4,870.53/7,307.69 = 1,949.13/x
  3. Step 3: Cross multiply
    4,870.53x = 7,307.69 × 1,949.13
  4. Step 4: Simplify right side
    4,870.53x = 14,243,628.06
  5. Step 5: Solve for x
    x = 14,243,628.06/4,870.53
  6. Step 6: Final answer
    x = 2,924.45

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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.