Home / 4,364.80-6,547.20-4,243.30

Finding the Fourth Proportional to 4,364.80, 6,547.20 and 4,243.30

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Solution

The fourth proportional to 4,364.80, 6,547.20 and 4,243.30 is: 6,364.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,364.80 : 6,547.20 = 4,243.30 : x
  2. Step 2: Convert to fraction form
    4,364.80/6,547.20 = 4,243.30/x
  3. Step 3: Cross multiply
    4,364.80x = 6,547.20 × 4,243.30
  4. Step 4: Simplify right side
    4,364.80x = 27,781,733.76
  5. Step 5: Solve for x
    x = 27,781,733.76/4,364.80
  6. Step 6: Final answer
    x = 6,364.95

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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.