Home / 7,685.18-10,607.20-4,541.84

Finding the Fourth Proportional to 7,685.18, 10,607.20 and 4,541.84

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Solution

The fourth proportional to 7,685.18, 10,607.20 and 4,541.84 is: 6,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685.18 : 10,607.20 = 4,541.84 : x
  2. Step 2: Convert to fraction form
    7,685.18/10,607.20 = 4,541.84/x
  3. Step 3: Cross multiply
    7,685.18x = 10,607.20 × 4,541.84
  4. Step 4: Simplify right side
    7,685.18x = 48,176,152.21
  5. Step 5: Solve for x
    x = 48,176,152.21/7,685.18
  6. Step 6: Final answer
    x = 6,268.71

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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.