Home / 5,820.44-8,688.40-5,386.77

Finding the Fourth Proportional to 5,820.44, 8,688.40 and 5,386.77

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Solution

The fourth proportional to 5,820.44, 8,688.40 and 5,386.77 is: 8,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.44 : 8,688.40 = 5,386.77 : x
  2. Step 2: Convert to fraction form
    5,820.44/8,688.40 = 5,386.77/x
  3. Step 3: Cross multiply
    5,820.44x = 8,688.40 × 5,386.77
  4. Step 4: Simplify right side
    5,820.44x = 46,802,399.00
  5. Step 5: Solve for x
    x = 46,802,399.00/5,820.44
  6. Step 6: Final answer
    x = 8,041.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.