Home / 5,665.47-8,465.72-4,323.84

Finding the Fourth Proportional to 5,665.47, 8,465.72 and 4,323.84

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Solution

The fourth proportional to 5,665.47, 8,465.72 and 4,323.84 is: 6,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.47 : 8,465.72 = 4,323.84 : x
  2. Step 2: Convert to fraction form
    5,665.47/8,465.72 = 4,323.84/x
  3. Step 3: Cross multiply
    5,665.47x = 8,465.72 × 4,323.84
  4. Step 4: Simplify right side
    5,665.47x = 36,604,418.76
  5. Step 5: Solve for x
    x = 36,604,418.76/5,665.47
  6. Step 6: Final answer
    x = 6,460.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.