Home / 7,653.89-10,562.88-4,671.36

Finding the Fourth Proportional to 7,653.89, 10,562.88 and 4,671.36

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Solution

The fourth proportional to 7,653.89, 10,562.88 and 4,671.36 is: 6,446.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.89 : 10,562.88 = 4,671.36 : x
  2. Step 2: Convert to fraction form
    7,653.89/10,562.88 = 4,671.36/x
  3. Step 3: Cross multiply
    7,653.89x = 10,562.88 × 4,671.36
  4. Step 4: Simplify right side
    7,653.89x = 49,343,015.12
  5. Step 5: Solve for x
    x = 49,343,015.12/7,653.89
  6. Step 6: Final answer
    x = 6,446.79

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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.