Home / 5,347.02-8,020.98-1,451.46

Finding the Fourth Proportional to 5,347.02, 8,020.98 and 1,451.46

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Solution

The fourth proportional to 5,347.02, 8,020.98 and 1,451.46 is: 2,177.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.02 : 8,020.98 = 1,451.46 : x
  2. Step 2: Convert to fraction form
    5,347.02/8,020.98 = 1,451.46/x
  3. Step 3: Cross multiply
    5,347.02x = 8,020.98 × 1,451.46
  4. Step 4: Simplify right side
    5,347.02x = 11,642,131.63
  5. Step 5: Solve for x
    x = 11,642,131.63/5,347.02
  6. Step 6: Final answer
    x = 2,177.31

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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.