Home / 4,210.17-6,315.25-1,435.44

Finding the Fourth Proportional to 4,210.17, 6,315.25 and 1,435.44

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Solution

The fourth proportional to 4,210.17, 6,315.25 and 1,435.44 is: 2,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.17 : 6,315.25 = 1,435.44 : x
  2. Step 2: Convert to fraction form
    4,210.17/6,315.25 = 1,435.44/x
  3. Step 3: Cross multiply
    4,210.17x = 6,315.25 × 1,435.44
  4. Step 4: Simplify right side
    4,210.17x = 9,065,162.46
  5. Step 5: Solve for x
    x = 9,065,162.46/4,210.17
  6. Step 6: Final answer
    x = 2,153.16

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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.