Home / 7,017.53-10,521.02-4,243.63

Finding the Fourth Proportional to 7,017.53, 10,521.02 and 4,243.63

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Solution

The fourth proportional to 7,017.53, 10,521.02 and 4,243.63 is: 6,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.53 : 10,521.02 = 4,243.63 : x
  2. Step 2: Convert to fraction form
    7,017.53/10,521.02 = 4,243.63/x
  3. Step 3: Cross multiply
    7,017.53x = 10,521.02 × 4,243.63
  4. Step 4: Simplify right side
    7,017.53x = 44,647,320.14
  5. Step 5: Solve for x
    x = 44,647,320.14/7,017.53
  6. Step 6: Final answer
    x = 6,362.26

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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.