Home / 7,852.18-11,782.30-4,341.53

Finding the Fourth Proportional to 7,852.18, 11,782.30 and 4,341.53

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Solution

The fourth proportional to 7,852.18, 11,782.30 and 4,341.53 is: 6,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.18 : 11,782.30 = 4,341.53 : x
  2. Step 2: Convert to fraction form
    7,852.18/11,782.30 = 4,341.53/x
  3. Step 3: Cross multiply
    7,852.18x = 11,782.30 × 4,341.53
  4. Step 4: Simplify right side
    7,852.18x = 51,153,208.92
  5. Step 5: Solve for x
    x = 51,153,208.92/7,852.18
  6. Step 6: Final answer
    x = 6,514.52

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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.