Home / 4,721.94-6,510.78-3,395.16

Finding the Fourth Proportional to 4,721.94, 6,510.78 and 3,395.16

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Solution

The fourth proportional to 4,721.94, 6,510.78 and 3,395.16 is: 4,681.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.94 : 6,510.78 = 3,395.16 : x
  2. Step 2: Convert to fraction form
    4,721.94/6,510.78 = 3,395.16/x
  3. Step 3: Cross multiply
    4,721.94x = 6,510.78 × 3,395.16
  4. Step 4: Simplify right side
    4,721.94x = 22,105,139.82
  5. Step 5: Solve for x
    x = 22,105,139.82/4,721.94
  6. Step 6: Final answer
    x = 4,681.37

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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.