Home / 5,929.56-8,176.86-4,602.78

Finding the Fourth Proportional to 5,929.56, 8,176.86 and 4,602.78

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Solution

The fourth proportional to 5,929.56, 8,176.86 and 4,602.78 is: 6,347.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.56 : 8,176.86 = 4,602.78 : x
  2. Step 2: Convert to fraction form
    5,929.56/8,176.86 = 4,602.78/x
  3. Step 3: Cross multiply
    5,929.56x = 8,176.86 × 4,602.78
  4. Step 4: Simplify right side
    5,929.56x = 37,636,287.67
  5. Step 5: Solve for x
    x = 37,636,287.67/5,929.56
  6. Step 6: Final answer
    x = 6,347.23

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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.