Home / 7,451.55-10,279.51-4,466.30

Finding the Fourth Proportional to 7,451.55, 10,279.51 and 4,466.30

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Solution

The fourth proportional to 7,451.55, 10,279.51 and 4,466.30 is: 6,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.55 : 10,279.51 = 4,466.30 : x
  2. Step 2: Convert to fraction form
    7,451.55/10,279.51 = 4,466.30/x
  3. Step 3: Cross multiply
    7,451.55x = 10,279.51 × 4,466.30
  4. Step 4: Simplify right side
    7,451.55x = 45,911,312.95
  5. Step 5: Solve for x
    x = 45,911,312.95/7,451.55
  6. Step 6: Final answer
    x = 6,161.31

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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.