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Finding the Fourth Proportional to 5,088.84, 7,023.12 and 2,935.47

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Solution

The fourth proportional to 5,088.84, 7,023.12 and 2,935.47 is: 4,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.84 : 7,023.12 = 2,935.47 : x
  2. Step 2: Convert to fraction form
    5,088.84/7,023.12 = 2,935.47/x
  3. Step 3: Cross multiply
    5,088.84x = 7,023.12 × 2,935.47
  4. Step 4: Simplify right side
    5,088.84x = 20,616,142.15
  5. Step 5: Solve for x
    x = 20,616,142.15/5,088.84
  6. Step 6: Final answer
    x = 4,051.24

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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.