Home / 7,927.68-10,938.96-4,570.62

Finding the Fourth Proportional to 7,927.68, 10,938.96 and 4,570.62

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Solution

The fourth proportional to 7,927.68, 10,938.96 and 4,570.62 is: 6,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.68 : 10,938.96 = 4,570.62 : x
  2. Step 2: Convert to fraction form
    7,927.68/10,938.96 = 4,570.62/x
  3. Step 3: Cross multiply
    7,927.68x = 10,938.96 × 4,570.62
  4. Step 4: Simplify right side
    7,927.68x = 49,997,829.36
  5. Step 5: Solve for x
    x = 49,997,829.36/7,927.68
  6. Step 6: Final answer
    x = 6,306.74

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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.