Home / 5,554.90-7,657.64-4,226.30

Finding the Fourth Proportional to 5,554.90, 7,657.64 and 4,226.30

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Solution

The fourth proportional to 5,554.90, 7,657.64 and 4,226.30 is: 5,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.90 : 7,657.64 = 4,226.30 : x
  2. Step 2: Convert to fraction form
    5,554.90/7,657.64 = 4,226.30/x
  3. Step 3: Cross multiply
    5,554.90x = 7,657.64 × 4,226.30
  4. Step 4: Simplify right side
    5,554.90x = 32,363,483.93
  5. Step 5: Solve for x
    x = 32,363,483.93/5,554.90
  6. Step 6: Final answer
    x = 5,826.11

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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.