Home / 5,561.02-8,341.55-1,457.02

Finding the Fourth Proportional to 5,561.02, 8,341.55 and 1,457.02

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Solution

The fourth proportional to 5,561.02, 8,341.55 and 1,457.02 is: 2,185.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.02 : 8,341.55 = 1,457.02 : x
  2. Step 2: Convert to fraction form
    5,561.02/8,341.55 = 1,457.02/x
  3. Step 3: Cross multiply
    5,561.02x = 8,341.55 × 1,457.02
  4. Step 4: Simplify right side
    5,561.02x = 12,153,805.18
  5. Step 5: Solve for x
    x = 12,153,805.18/5,561.02
  6. Step 6: Final answer
    x = 2,185.54

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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.