Home / 5,501.10-8,251.65-1,803.45

Finding the Fourth Proportional to 5,501.10, 8,251.65 and 1,803.45

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Solution

The fourth proportional to 5,501.10, 8,251.65 and 1,803.45 is: 2,705.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.10 : 8,251.65 = 1,803.45 : x
  2. Step 2: Convert to fraction form
    5,501.10/8,251.65 = 1,803.45/x
  3. Step 3: Cross multiply
    5,501.10x = 8,251.65 × 1,803.45
  4. Step 4: Simplify right side
    5,501.10x = 14,881,438.19
  5. Step 5: Solve for x
    x = 14,881,438.19/5,501.10
  6. Step 6: Final answer
    x = 2,705.18

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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.