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Finding the Fourth Proportional to 7,973.03, 11,002.01 and 4,615.17

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Solution

The fourth proportional to 7,973.03, 11,002.01 and 4,615.17 is: 6,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.03 : 11,002.01 = 4,615.17 : x
  2. Step 2: Convert to fraction form
    7,973.03/11,002.01 = 4,615.17/x
  3. Step 3: Cross multiply
    7,973.03x = 11,002.01 × 4,615.17
  4. Step 4: Simplify right side
    7,973.03x = 50,776,123.42
  5. Step 5: Solve for x
    x = 50,776,123.42/7,973.03
  6. Step 6: Final answer
    x = 6,368.49

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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.