Home / 7,498.21-10,347.86-4,312.54

Finding the Fourth Proportional to 7,498.21, 10,347.86 and 4,312.54

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Solution

The fourth proportional to 7,498.21, 10,347.86 and 4,312.54 is: 5,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.21 : 10,347.86 = 4,312.54 : x
  2. Step 2: Convert to fraction form
    7,498.21/10,347.86 = 4,312.54/x
  3. Step 3: Cross multiply
    7,498.21x = 10,347.86 × 4,312.54
  4. Step 4: Simplify right side
    7,498.21x = 44,625,560.16
  5. Step 5: Solve for x
    x = 44,625,560.16/7,498.21
  6. Step 6: Final answer
    x = 5,951.50

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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.