Home / 7,671.25-10,586.61-4,688.41

Finding the Fourth Proportional to 7,671.25, 10,586.61 and 4,688.41

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Solution

The fourth proportional to 7,671.25, 10,586.61 and 4,688.41 is: 6,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.25 : 10,586.61 = 4,688.41 : x
  2. Step 2: Convert to fraction form
    7,671.25/10,586.61 = 4,688.41/x
  3. Step 3: Cross multiply
    7,671.25x = 10,586.61 × 4,688.41
  4. Step 4: Simplify right side
    7,671.25x = 49,634,368.19
  5. Step 5: Solve for x
    x = 49,634,368.19/7,671.25
  6. Step 6: Final answer
    x = 6,470.18

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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.