Home / 6,210.55-9,312.90-1,827.13

Finding the Fourth Proportional to 6,210.55, 9,312.90 and 1,827.13

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Solution

The fourth proportional to 6,210.55, 9,312.90 and 1,827.13 is: 2,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.55 : 9,312.90 = 1,827.13 : x
  2. Step 2: Convert to fraction form
    6,210.55/9,312.90 = 1,827.13/x
  3. Step 3: Cross multiply
    6,210.55x = 9,312.90 × 1,827.13
  4. Step 4: Simplify right side
    6,210.55x = 17,015,897.64
  5. Step 5: Solve for x
    x = 17,015,897.64/6,210.55
  6. Step 6: Final answer
    x = 2,739.84

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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.