Home / 7,613.09-10,507.67-5,099.41

Finding the Fourth Proportional to 7,613.09, 10,507.67 and 5,099.41

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Solution

The fourth proportional to 7,613.09, 10,507.67 and 5,099.41 is: 7,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.09 : 10,507.67 = 5,099.41 : x
  2. Step 2: Convert to fraction form
    7,613.09/10,507.67 = 5,099.41/x
  3. Step 3: Cross multiply
    7,613.09x = 10,507.67 × 5,099.41
  4. Step 4: Simplify right side
    7,613.09x = 53,582,893.81
  5. Step 5: Solve for x
    x = 53,582,893.81/7,613.09
  6. Step 6: Final answer
    x = 7,038.26

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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.