Home / 4,320.74-6,482.07-1,242.50

Finding the Fourth Proportional to 4,320.74, 6,482.07 and 1,242.50

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Solution

The fourth proportional to 4,320.74, 6,482.07 and 1,242.50 is: 1,864.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.74 : 6,482.07 = 1,242.50 : x
  2. Step 2: Convert to fraction form
    4,320.74/6,482.07 = 1,242.50/x
  3. Step 3: Cross multiply
    4,320.74x = 6,482.07 × 1,242.50
  4. Step 4: Simplify right side
    4,320.74x = 8,053,971.98
  5. Step 5: Solve for x
    x = 8,053,971.98/4,320.74
  6. Step 6: Final answer
    x = 1,864.03

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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.