Home / 9,250.79-12,762.96-5,269.07

Finding the Fourth Proportional to 9,250.79, 12,762.96 and 5,269.07

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Solution

The fourth proportional to 9,250.79, 12,762.96 and 5,269.07 is: 7,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.79 : 12,762.96 = 5,269.07 : x
  2. Step 2: Convert to fraction form
    9,250.79/12,762.96 = 5,269.07/x
  3. Step 3: Cross multiply
    9,250.79x = 12,762.96 × 5,269.07
  4. Step 4: Simplify right side
    9,250.79x = 67,248,941.80
  5. Step 5: Solve for x
    x = 67,248,941.80/9,250.79
  6. Step 6: Final answer
    x = 7,269.54

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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.