Home / 5,075.29-7,612.02-1,377.01

Finding the Fourth Proportional to 5,075.29, 7,612.02 and 1,377.01

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Solution

The fourth proportional to 5,075.29, 7,612.02 and 1,377.01 is: 2,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.29 : 7,612.02 = 1,377.01 : x
  2. Step 2: Convert to fraction form
    5,075.29/7,612.02 = 1,377.01/x
  3. Step 3: Cross multiply
    5,075.29x = 7,612.02 × 1,377.01
  4. Step 4: Simplify right side
    5,075.29x = 10,481,827.66
  5. Step 5: Solve for x
    x = 10,481,827.66/5,075.29
  6. Step 6: Final answer
    x = 2,065.27

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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.