Home / 4,445.58-6,668.72-1,325.35

Finding the Fourth Proportional to 4,445.58, 6,668.72 and 1,325.35

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Solution

The fourth proportional to 4,445.58, 6,668.72 and 1,325.35 is: 1,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.58 : 6,668.72 = 1,325.35 : x
  2. Step 2: Convert to fraction form
    4,445.58/6,668.72 = 1,325.35/x
  3. Step 3: Cross multiply
    4,445.58x = 6,668.72 × 1,325.35
  4. Step 4: Simplify right side
    4,445.58x = 8,838,394.73
  5. Step 5: Solve for x
    x = 8,838,394.73/4,445.58
  6. Step 6: Final answer
    x = 1,988.13

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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.