Home / 9,130.14-12,599.79-5,595.30

Finding the Fourth Proportional to 9,130.14, 12,599.79 and 5,595.30

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Solution

The fourth proportional to 9,130.14, 12,599.79 and 5,595.30 is: 7,721.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.14 : 12,599.79 = 5,595.30 : x
  2. Step 2: Convert to fraction form
    9,130.14/12,599.79 = 5,595.30/x
  3. Step 3: Cross multiply
    9,130.14x = 12,599.79 × 5,595.30
  4. Step 4: Simplify right side
    9,130.14x = 70,499,604.99
  5. Step 5: Solve for x
    x = 70,499,604.99/9,130.14
  6. Step 6: Final answer
    x = 7,721.63

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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.