Home / 7,368.72-10,165.14-5,274.06

Finding the Fourth Proportional to 7,368.72, 10,165.14 and 5,274.06

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Solution

The fourth proportional to 7,368.72, 10,165.14 and 5,274.06 is: 7,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.72 : 10,165.14 = 5,274.06 : x
  2. Step 2: Convert to fraction form
    7,368.72/10,165.14 = 5,274.06/x
  3. Step 3: Cross multiply
    7,368.72x = 10,165.14 × 5,274.06
  4. Step 4: Simplify right side
    7,368.72x = 53,611,558.27
  5. Step 5: Solve for x
    x = 53,611,558.27/7,368.72
  6. Step 6: Final answer
    x = 7,275.56

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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.