Home / 7,521.98-10,367.91-5,655.74

Finding the Fourth Proportional to 7,521.98, 10,367.91 and 5,655.74

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Solution

The fourth proportional to 7,521.98, 10,367.91 and 5,655.74 is: 7,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.98 : 10,367.91 = 5,655.74 : x
  2. Step 2: Convert to fraction form
    7,521.98/10,367.91 = 5,655.74/x
  3. Step 3: Cross multiply
    7,521.98x = 10,367.91 × 5,655.74
  4. Step 4: Simplify right side
    7,521.98x = 58,638,203.30
  5. Step 5: Solve for x
    x = 58,638,203.30/7,521.98
  6. Step 6: Final answer
    x = 7,795.58

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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.