Home / 9,025.26-12,457.35-5,665.74

Finding the Fourth Proportional to 9,025.26, 12,457.35 and 5,665.74

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Solution

The fourth proportional to 9,025.26, 12,457.35 and 5,665.74 is: 7,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.26 : 12,457.35 = 5,665.74 : x
  2. Step 2: Convert to fraction form
    9,025.26/12,457.35 = 5,665.74/x
  3. Step 3: Cross multiply
    9,025.26x = 12,457.35 × 5,665.74
  4. Step 4: Simplify right side
    9,025.26x = 70,580,106.19
  5. Step 5: Solve for x
    x = 70,580,106.19/9,025.26
  6. Step 6: Final answer
    x = 7,820.29

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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.