Home / 9,072.95-12,520.85-5,094.45

Finding the Fourth Proportional to 9,072.95, 12,520.85 and 5,094.45

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Solution

The fourth proportional to 9,072.95, 12,520.85 and 5,094.45 is: 7,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.95 : 12,520.85 = 5,094.45 : x
  2. Step 2: Convert to fraction form
    9,072.95/12,520.85 = 5,094.45/x
  3. Step 3: Cross multiply
    9,072.95x = 12,520.85 × 5,094.45
  4. Step 4: Simplify right side
    9,072.95x = 63,786,818.81
  5. Step 5: Solve for x
    x = 63,786,818.81/9,072.95
  6. Step 6: Final answer
    x = 7,030.44

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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.