Home / 8,244.89-11,377.40-5,260.40

Finding the Fourth Proportional to 8,244.89, 11,377.40 and 5,260.40

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Solution

The fourth proportional to 8,244.89, 11,377.40 and 5,260.40 is: 7,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.89 : 11,377.40 = 5,260.40 : x
  2. Step 2: Convert to fraction form
    8,244.89/11,377.40 = 5,260.40/x
  3. Step 3: Cross multiply
    8,244.89x = 11,377.40 × 5,260.40
  4. Step 4: Simplify right side
    8,244.89x = 59,849,618.07
  5. Step 5: Solve for x
    x = 59,849,618.07/8,244.89
  6. Step 6: Final answer
    x = 7,259.00

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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.