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Finding the Fourth Proportional to 5,352.78, 7,370.58 and 4,746.56

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Solution

The fourth proportional to 5,352.78, 7,370.58 and 4,746.56 is: 6,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.78 : 7,370.58 = 4,746.56 : x
  2. Step 2: Convert to fraction form
    5,352.78/7,370.58 = 4,746.56/x
  3. Step 3: Cross multiply
    5,352.78x = 7,370.58 × 4,746.56
  4. Step 4: Simplify right side
    5,352.78x = 34,984,900.20
  5. Step 5: Solve for x
    x = 34,984,900.20/5,352.78
  6. Step 6: Final answer
    x = 6,535.84

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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.