Home / 7,665.24-11,503.56-5,695.44

Finding the Fourth Proportional to 7,665.24, 11,503.56 and 5,695.44

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Solution

The fourth proportional to 7,665.24, 11,503.56 and 5,695.44 is: 8,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.24 : 11,503.56 = 5,695.44 : x
  2. Step 2: Convert to fraction form
    7,665.24/11,503.56 = 5,695.44/x
  3. Step 3: Cross multiply
    7,665.24x = 11,503.56 × 5,695.44
  4. Step 4: Simplify right side
    7,665.24x = 65,517,835.77
  5. Step 5: Solve for x
    x = 65,517,835.77/7,665.24
  6. Step 6: Final answer
    x = 8,547.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.