Home / 7,688.37-11,536.20-4,574.53

Finding the Fourth Proportional to 7,688.37, 11,536.20 and 4,574.53

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Solution

The fourth proportional to 7,688.37, 11,536.20 and 4,574.53 is: 6,863.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.37 : 11,536.20 = 4,574.53 : x
  2. Step 2: Convert to fraction form
    7,688.37/11,536.20 = 4,574.53/x
  3. Step 3: Cross multiply
    7,688.37x = 11,536.20 × 4,574.53
  4. Step 4: Simplify right side
    7,688.37x = 52,772,681.39
  5. Step 5: Solve for x
    x = 52,772,681.39/7,688.37
  6. Step 6: Final answer
    x = 6,863.96

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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.