Home / 7,683.42-11,525.10-4,903.18

Finding the Fourth Proportional to 7,683.42, 11,525.10 and 4,903.18

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Solution

The fourth proportional to 7,683.42, 11,525.10 and 4,903.18 is: 7,354.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.42 : 11,525.10 = 4,903.18 : x
  2. Step 2: Convert to fraction form
    7,683.42/11,525.10 = 4,903.18/x
  3. Step 3: Cross multiply
    7,683.42x = 11,525.10 × 4,903.18
  4. Step 4: Simplify right side
    7,683.42x = 56,509,639.82
  5. Step 5: Solve for x
    x = 56,509,639.82/7,683.42
  6. Step 6: Final answer
    x = 7,354.75

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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.