Home / 2,400.53-3,315.06-1,870.88

Finding the Fourth Proportional to 2,400.53, 3,315.06 and 1,870.88

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Solution

The fourth proportional to 2,400.53, 3,315.06 and 1,870.88 is: 2,583.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.53 : 3,315.06 = 1,870.88 : x
  2. Step 2: Convert to fraction form
    2,400.53/3,315.06 = 1,870.88/x
  3. Step 3: Cross multiply
    2,400.53x = 3,315.06 × 1,870.88
  4. Step 4: Simplify right side
    2,400.53x = 6,202,062.88
  5. Step 5: Solve for x
    x = 6,202,062.88/2,400.53
  6. Step 6: Final answer
    x = 2,583.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.