Home / 7,504.76-11,257.55-3,345.08

Finding the Fourth Proportional to 7,504.76, 11,257.55 and 3,345.08

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Solution

The fourth proportional to 7,504.76, 11,257.55 and 3,345.08 is: 5,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.76 : 11,257.55 = 3,345.08 : x
  2. Step 2: Convert to fraction form
    7,504.76/11,257.55 = 3,345.08/x
  3. Step 3: Cross multiply
    7,504.76x = 11,257.55 × 3,345.08
  4. Step 4: Simplify right side
    7,504.76x = 37,657,332.34
  5. Step 5: Solve for x
    x = 37,657,332.34/7,504.76
  6. Step 6: Final answer
    x = 5,017.80

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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.