Home / 2,510.07-3,463.74-1,390.94

Finding the Fourth Proportional to 2,510.07, 3,463.74 and 1,390.94

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Solution

The fourth proportional to 2,510.07, 3,463.74 and 1,390.94 is: 1,919.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.07 : 3,463.74 = 1,390.94 : x
  2. Step 2: Convert to fraction form
    2,510.07/3,463.74 = 1,390.94/x
  3. Step 3: Cross multiply
    2,510.07x = 3,463.74 × 1,390.94
  4. Step 4: Simplify right side
    2,510.07x = 4,817,863.17
  5. Step 5: Solve for x
    x = 4,817,863.17/2,510.07
  6. Step 6: Final answer
    x = 1,919.41

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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.