Home / 7,552.13-11,347.32-4,780.10

Finding the Fourth Proportional to 7,552.13, 11,347.32 and 4,780.10

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Solution

The fourth proportional to 7,552.13, 11,347.32 and 4,780.10 is: 7,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.13 : 11,347.32 = 4,780.10 : x
  2. Step 2: Convert to fraction form
    7,552.13/11,347.32 = 4,780.10/x
  3. Step 3: Cross multiply
    7,552.13x = 11,347.32 × 4,780.10
  4. Step 4: Simplify right side
    7,552.13x = 54,241,267.60
  5. Step 5: Solve for x
    x = 54,241,267.60/7,552.13
  6. Step 6: Final answer
    x = 7,182.25

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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.