Home / 6,553.30-9,810.65-4,328.05

Finding the Fourth Proportional to 6,553.30, 9,810.65 and 4,328.05

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Solution

The fourth proportional to 6,553.30, 9,810.65 and 4,328.05 is: 6,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.30 : 9,810.65 = 4,328.05 : x
  2. Step 2: Convert to fraction form
    6,553.30/9,810.65 = 4,328.05/x
  3. Step 3: Cross multiply
    6,553.30x = 9,810.65 × 4,328.05
  4. Step 4: Simplify right side
    6,553.30x = 42,460,962.09
  5. Step 5: Solve for x
    x = 42,460,962.09/6,553.30
  6. Step 6: Final answer
    x = 6,479.33

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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.