Home / 7,061.60-10,577.76-4,130.96

Finding the Fourth Proportional to 7,061.60, 10,577.76 and 4,130.96

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Solution

The fourth proportional to 7,061.60, 10,577.76 and 4,130.96 is: 6,187.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,061.60 : 10,577.76 = 4,130.96 : x
  2. Step 2: Convert to fraction form
    7,061.60/10,577.76 = 4,130.96/x
  3. Step 3: Cross multiply
    7,061.60x = 10,577.76 × 4,130.96
  4. Step 4: Simplify right side
    7,061.60x = 43,696,303.45
  5. Step 5: Solve for x
    x = 43,696,303.45/7,061.60
  6. Step 6: Final answer
    x = 6,187.88

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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.