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Finding the Fourth Proportional to 5,045.52, 7,615.67 and 5,045.52

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Solution

The fourth proportional to 5,045.52, 7,615.67 and 5,045.52 is: 7,615.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.52 : 7,615.67 = 5,045.52 : x
  2. Step 2: Convert to fraction form
    5,045.52/7,615.67 = 5,045.52/x
  3. Step 3: Cross multiply
    5,045.52x = 7,615.67 × 5,045.52
  4. Step 4: Simplify right side
    5,045.52x = 38,424,994.88
  5. Step 5: Solve for x
    x = 38,424,994.88/5,045.52
  6. Step 6: Final answer
    x = 7,615.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.