Home / 5,487.75-7,570.90-3,248.81

Finding the Fourth Proportional to 5,487.75, 7,570.90 and 3,248.81

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Solution

The fourth proportional to 5,487.75, 7,570.90 and 3,248.81 is: 4,482.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.75 : 7,570.90 = 3,248.81 : x
  2. Step 2: Convert to fraction form
    5,487.75/7,570.90 = 3,248.81/x
  3. Step 3: Cross multiply
    5,487.75x = 7,570.90 × 3,248.81
  4. Step 4: Simplify right side
    5,487.75x = 24,596,410.23
  5. Step 5: Solve for x
    x = 24,596,410.23/5,487.75
  6. Step 6: Final answer
    x = 4,482.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.