Home / 10,075.79-13,903.70-5,599.26

Finding the Fourth Proportional to 10,075.79, 13,903.70 and 5,599.26

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Solution

The fourth proportional to 10,075.79, 13,903.70 and 5,599.26 is: 7,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075.79 : 13,903.70 = 5,599.26 : x
  2. Step 2: Convert to fraction form
    10,075.79/13,903.70 = 5,599.26/x
  3. Step 3: Cross multiply
    10,075.79x = 13,903.70 × 5,599.26
  4. Step 4: Simplify right side
    10,075.79x = 77,850,431.26
  5. Step 5: Solve for x
    x = 77,850,431.26/10,075.79
  6. Step 6: Final answer
    x = 7,726.48

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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.