Home / 7,561.60-10,435.05-4,577.45

Finding the Fourth Proportional to 7,561.60, 10,435.05 and 4,577.45

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Solution

The fourth proportional to 7,561.60, 10,435.05 and 4,577.45 is: 6,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.60 : 10,435.05 = 4,577.45 : x
  2. Step 2: Convert to fraction form
    7,561.60/10,435.05 = 4,577.45/x
  3. Step 3: Cross multiply
    7,561.60x = 10,435.05 × 4,577.45
  4. Step 4: Simplify right side
    7,561.60x = 47,765,945.71
  5. Step 5: Solve for x
    x = 47,765,945.71/7,561.60
  6. Step 6: Final answer
    x = 6,316.91

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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.