Home / 6,320.07-8,718.75-4,050.05

Finding the Fourth Proportional to 6,320.07, 8,718.75 and 4,050.05

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Solution

The fourth proportional to 6,320.07, 8,718.75 and 4,050.05 is: 5,587.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.07 : 8,718.75 = 4,050.05 : x
  2. Step 2: Convert to fraction form
    6,320.07/8,718.75 = 4,050.05/x
  3. Step 3: Cross multiply
    6,320.07x = 8,718.75 × 4,050.05
  4. Step 4: Simplify right side
    6,320.07x = 35,311,329.84
  5. Step 5: Solve for x
    x = 35,311,329.84/6,320.07
  6. Step 6: Final answer
    x = 5,587.17

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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.