Home / 3,263.49-4,895.06-1,315.17

Finding the Fourth Proportional to 3,263.49, 4,895.06 and 1,315.17

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Solution

The fourth proportional to 3,263.49, 4,895.06 and 1,315.17 is: 1,972.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.49 : 4,895.06 = 1,315.17 : x
  2. Step 2: Convert to fraction form
    3,263.49/4,895.06 = 1,315.17/x
  3. Step 3: Cross multiply
    3,263.49x = 4,895.06 × 1,315.17
  4. Step 4: Simplify right side
    3,263.49x = 6,437,829.48
  5. Step 5: Solve for x
    x = 6,437,829.48/3,263.49
  6. Step 6: Final answer
    x = 1,972.68

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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.