Home / 4,398.60-6,603.30-4,366.20

Finding the Fourth Proportional to 4,398.60, 6,603.30 and 4,366.20

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Solution

The fourth proportional to 4,398.60, 6,603.30 and 4,366.20 is: 6,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.60 : 6,603.30 = 4,366.20 : x
  2. Step 2: Convert to fraction form
    4,398.60/6,603.30 = 4,366.20/x
  3. Step 3: Cross multiply
    4,398.60x = 6,603.30 × 4,366.20
  4. Step 4: Simplify right side
    4,398.60x = 28,831,328.46
  5. Step 5: Solve for x
    x = 28,831,328.46/4,398.60
  6. Step 6: Final answer
    x = 6,554.66

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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.