Home / 5,688.28-8,536.65-4,303.36

Finding the Fourth Proportional to 5,688.28, 8,536.65 and 4,303.36

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Solution

The fourth proportional to 5,688.28, 8,536.65 and 4,303.36 is: 6,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.28 : 8,536.65 = 4,303.36 : x
  2. Step 2: Convert to fraction form
    5,688.28/8,536.65 = 4,303.36/x
  3. Step 3: Cross multiply
    5,688.28x = 8,536.65 × 4,303.36
  4. Step 4: Simplify right side
    5,688.28x = 36,736,278.14
  5. Step 5: Solve for x
    x = 36,736,278.14/5,688.28
  6. Step 6: Final answer
    x = 6,458.24

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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.