Home / 7,603.02-10,491.12-4,245.44

Finding the Fourth Proportional to 7,603.02, 10,491.12 and 4,245.44

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Solution

The fourth proportional to 7,603.02, 10,491.12 and 4,245.44 is: 5,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.02 : 10,491.12 = 4,245.44 : x
  2. Step 2: Convert to fraction form
    7,603.02/10,491.12 = 4,245.44/x
  3. Step 3: Cross multiply
    7,603.02x = 10,491.12 × 4,245.44
  4. Step 4: Simplify right side
    7,603.02x = 44,539,420.49
  5. Step 5: Solve for x
    x = 44,539,420.49/7,603.02
  6. Step 6: Final answer
    x = 5,858.12

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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.