Home / 5,442.16-7,506.84-4,745.20

Finding the Fourth Proportional to 5,442.16, 7,506.84 and 4,745.20

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Solution

The fourth proportional to 5,442.16, 7,506.84 and 4,745.20 is: 6,545.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.16 : 7,506.84 = 4,745.20 : x
  2. Step 2: Convert to fraction form
    5,442.16/7,506.84 = 4,745.20/x
  3. Step 3: Cross multiply
    5,442.16x = 7,506.84 × 4,745.20
  4. Step 4: Simplify right side
    5,442.16x = 35,621,457.17
  5. Step 5: Solve for x
    x = 35,621,457.17/5,442.16
  6. Step 6: Final answer
    x = 6,545.46

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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.