Home / 12,598.75-18,898.13-3,364.75

Finding the Fourth Proportional to 12,598.75, 18,898.13 and 3,364.75

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Solution

The fourth proportional to 12,598.75, 18,898.13 and 3,364.75 is: 5,047.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598.75 : 18,898.13 = 3,364.75 : x
  2. Step 2: Convert to fraction form
    12,598.75/18,898.13 = 3,364.75/x
  3. Step 3: Cross multiply
    12,598.75x = 18,898.13 × 3,364.75
  4. Step 4: Simplify right side
    12,598.75x = 63,587,482.92
  5. Step 5: Solve for x
    x = 63,587,482.92/12,598.75
  6. Step 6: Final answer
    x = 5,047.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.