Home / 5,570.84-8,356.68-1,873.08

Finding the Fourth Proportional to 5,570.84, 8,356.68 and 1,873.08

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Solution

The fourth proportional to 5,570.84, 8,356.68 and 1,873.08 is: 2,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.84 : 8,356.68 = 1,873.08 : x
  2. Step 2: Convert to fraction form
    5,570.84/8,356.68 = 1,873.08/x
  3. Step 3: Cross multiply
    5,570.84x = 8,356.68 × 1,873.08
  4. Step 4: Simplify right side
    5,570.84x = 15,652,730.17
  5. Step 5: Solve for x
    x = 15,652,730.17/5,570.84
  6. Step 6: Final answer
    x = 2,809.76

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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.