Home / 5,840.28-8,045.76-4,068.72

Finding the Fourth Proportional to 5,840.28, 8,045.76 and 4,068.72

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Solution

The fourth proportional to 5,840.28, 8,045.76 and 4,068.72 is: 5,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.28 : 8,045.76 = 4,068.72 : x
  2. Step 2: Convert to fraction form
    5,840.28/8,045.76 = 4,068.72/x
  3. Step 3: Cross multiply
    5,840.28x = 8,045.76 × 4,068.72
  4. Step 4: Simplify right side
    5,840.28x = 32,735,944.63
  5. Step 5: Solve for x
    x = 32,735,944.63/5,840.28
  6. Step 6: Final answer
    x = 5,605.20

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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.