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Finding the Fourth Proportional to 7,036.94, 10,608.12 and 6,561.29

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Solution

The fourth proportional to 7,036.94, 10,608.12 and 6,561.29 is: 9,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.94 : 10,608.12 = 6,561.29 : x
  2. Step 2: Convert to fraction form
    7,036.94/10,608.12 = 6,561.29/x
  3. Step 3: Cross multiply
    7,036.94x = 10,608.12 × 6,561.29
  4. Step 4: Simplify right side
    7,036.94x = 69,602,898.63
  5. Step 5: Solve for x
    x = 69,602,898.63/7,036.94
  6. Step 6: Final answer
    x = 9,891.08

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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.