Home / 5,505.86-8,259.65-1,807.25

Finding the Fourth Proportional to 5,505.86, 8,259.65 and 1,807.25

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Solution

The fourth proportional to 5,505.86, 8,259.65 and 1,807.25 is: 2,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.86 : 8,259.65 = 1,807.25 : x
  2. Step 2: Convert to fraction form
    5,505.86/8,259.65 = 1,807.25/x
  3. Step 3: Cross multiply
    5,505.86x = 8,259.65 × 1,807.25
  4. Step 4: Simplify right side
    5,505.86x = 14,927,252.46
  5. Step 5: Solve for x
    x = 14,927,252.46/5,505.86
  6. Step 6: Final answer
    x = 2,711.16

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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.