Home / 4,376.70-6,557.85-3,642.30

Finding the Fourth Proportional to 4,376.70, 6,557.85 and 3,642.30

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Solution

The fourth proportional to 4,376.70, 6,557.85 and 3,642.30 is: 5,457.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.70 : 6,557.85 = 3,642.30 : x
  2. Step 2: Convert to fraction form
    4,376.70/6,557.85 = 3,642.30/x
  3. Step 3: Cross multiply
    4,376.70x = 6,557.85 × 3,642.30
  4. Step 4: Simplify right side
    4,376.70x = 23,885,657.06
  5. Step 5: Solve for x
    x = 23,885,657.06/4,376.70
  6. Step 6: Final answer
    x = 5,457.46

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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.