Home / 8,384.77-11,571.52-5,547.24

Finding the Fourth Proportional to 8,384.77, 11,571.52 and 5,547.24

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Solution

The fourth proportional to 8,384.77, 11,571.52 and 5,547.24 is: 7,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.77 : 11,571.52 = 5,547.24 : x
  2. Step 2: Convert to fraction form
    8,384.77/11,571.52 = 5,547.24/x
  3. Step 3: Cross multiply
    8,384.77x = 11,571.52 × 5,547.24
  4. Step 4: Simplify right side
    8,384.77x = 64,189,998.60
  5. Step 5: Solve for x
    x = 64,189,998.60/8,384.77
  6. Step 6: Final answer
    x = 7,655.55

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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.