Home / 7,671.04-10,586.83-4,688.86

Finding the Fourth Proportional to 7,671.04, 10,586.83 and 4,688.86

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Solution

The fourth proportional to 7,671.04, 10,586.83 and 4,688.86 is: 6,471.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.04 : 10,586.83 = 4,688.86 : x
  2. Step 2: Convert to fraction form
    7,671.04/10,586.83 = 4,688.86/x
  3. Step 3: Cross multiply
    7,671.04x = 10,586.83 × 4,688.86
  4. Step 4: Simplify right side
    7,671.04x = 49,640,143.11
  5. Step 5: Solve for x
    x = 49,640,143.11/7,671.04
  6. Step 6: Final answer
    x = 6,471.11

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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.