Home / 11,210.04-16,815.60-4,284

Finding the Fourth Proportional to 11,210.04, 16,815.60 and 4,284

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Solution

The fourth proportional to 11,210.04, 16,815.60 and 4,284 is: 6,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.04 : 16,815.60 = 4,284 : x
  2. Step 2: Convert to fraction form
    11,210.04/16,815.60 = 4,284/x
  3. Step 3: Cross multiply
    11,210.04x = 16,815.60 × 4,284
  4. Step 4: Simplify right side
    11,210.04x = 72,038,030.40
  5. Step 5: Solve for x
    x = 72,038,030.40/11,210.04
  6. Step 6: Final answer
    x = 6,426.21

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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.