Home / 7,915.96-10,925.37-4,560.72

Finding the Fourth Proportional to 7,915.96, 10,925.37 and 4,560.72

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Solution

The fourth proportional to 7,915.96, 10,925.37 and 4,560.72 is: 6,294.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915.96 : 10,925.37 = 4,560.72 : x
  2. Step 2: Convert to fraction form
    7,915.96/10,925.37 = 4,560.72/x
  3. Step 3: Cross multiply
    7,915.96x = 10,925.37 × 4,560.72
  4. Step 4: Simplify right side
    7,915.96x = 49,827,553.47
  5. Step 5: Solve for x
    x = 49,827,553.47/7,915.96
  6. Step 6: Final answer
    x = 6,294.57

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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.