Home / 6,616.08-9,130.53-4,099.53

Finding the Fourth Proportional to 6,616.08, 9,130.53 and 4,099.53

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Solution

The fourth proportional to 6,616.08, 9,130.53 and 4,099.53 is: 5,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616.08 : 9,130.53 = 4,099.53 : x
  2. Step 2: Convert to fraction form
    6,616.08/9,130.53 = 4,099.53/x
  3. Step 3: Cross multiply
    6,616.08x = 9,130.53 × 4,099.53
  4. Step 4: Simplify right side
    6,616.08x = 37,430,881.65
  5. Step 5: Solve for x
    x = 37,430,881.65/6,616.08
  6. Step 6: Final answer
    x = 5,657.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.