Home / 7,435.10-11,154.35-4,317.71

Finding the Fourth Proportional to 7,435.10, 11,154.35 and 4,317.71

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Solution

The fourth proportional to 7,435.10, 11,154.35 and 4,317.71 is: 6,477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.10 : 11,154.35 = 4,317.71 : x
  2. Step 2: Convert to fraction form
    7,435.10/11,154.35 = 4,317.71/x
  3. Step 3: Cross multiply
    7,435.10x = 11,154.35 × 4,317.71
  4. Step 4: Simplify right side
    7,435.10x = 48,161,287.22
  5. Step 5: Solve for x
    x = 48,161,287.22/7,435.10
  6. Step 6: Final answer
    x = 6,477.56

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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.