Home / 7,077.08-10,612.56-3,564.92

Finding the Fourth Proportional to 7,077.08, 10,612.56 and 3,564.92

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Solution

The fourth proportional to 7,077.08, 10,612.56 and 3,564.92 is: 5,345.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.08 : 10,612.56 = 3,564.92 : x
  2. Step 2: Convert to fraction form
    7,077.08/10,612.56 = 3,564.92/x
  3. Step 3: Cross multiply
    7,077.08x = 10,612.56 × 3,564.92
  4. Step 4: Simplify right side
    7,077.08x = 37,832,927.40
  5. Step 5: Solve for x
    x = 37,832,927.40/7,077.08
  6. Step 6: Final answer
    x = 5,345.84

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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.