Home / 8,330.49-11,497.10-5,345.24

Finding the Fourth Proportional to 8,330.49, 11,497.10 and 5,345.24

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Solution

The fourth proportional to 8,330.49, 11,497.10 and 5,345.24 is: 7,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.49 : 11,497.10 = 5,345.24 : x
  2. Step 2: Convert to fraction form
    8,330.49/11,497.10 = 5,345.24/x
  3. Step 3: Cross multiply
    8,330.49x = 11,497.10 × 5,345.24
  4. Step 4: Simplify right side
    8,330.49x = 61,454,674.59
  5. Step 5: Solve for x
    x = 61,454,674.59/8,330.49
  6. Step 6: Final answer
    x = 7,377.08

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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.