Home / 7,505.43-11,254.62-4,386.35

Finding the Fourth Proportional to 7,505.43, 11,254.62 and 4,386.35

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Solution

The fourth proportional to 7,505.43, 11,254.62 and 4,386.35 is: 6,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.43 : 11,254.62 = 4,386.35 : x
  2. Step 2: Convert to fraction form
    7,505.43/11,254.62 = 4,386.35/x
  3. Step 3: Cross multiply
    7,505.43x = 11,254.62 × 4,386.35
  4. Step 4: Simplify right side
    7,505.43x = 49,366,646.16
  5. Step 5: Solve for x
    x = 49,366,646.16/7,505.43
  6. Step 6: Final answer
    x = 6,577.46

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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.