Home / 4,776.84-7,165.38-1,314.06

Finding the Fourth Proportional to 4,776.84, 7,165.38 and 1,314.06

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Solution

The fourth proportional to 4,776.84, 7,165.38 and 1,314.06 is: 1,971.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.84 : 7,165.38 = 1,314.06 : x
  2. Step 2: Convert to fraction form
    4,776.84/7,165.38 = 1,314.06/x
  3. Step 3: Cross multiply
    4,776.84x = 7,165.38 × 1,314.06
  4. Step 4: Simplify right side
    4,776.84x = 9,415,739.24
  5. Step 5: Solve for x
    x = 9,415,739.24/4,776.84
  6. Step 6: Final answer
    x = 1,971.12

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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.