Home / 9,053.88-12,495.54-5,075.28

Finding the Fourth Proportional to 9,053.88, 12,495.54 and 5,075.28

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Solution

The fourth proportional to 9,053.88, 12,495.54 and 5,075.28 is: 7,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,053.88 : 12,495.54 = 5,075.28 : x
  2. Step 2: Convert to fraction form
    9,053.88/12,495.54 = 5,075.28/x
  3. Step 3: Cross multiply
    9,053.88x = 12,495.54 × 5,075.28
  4. Step 4: Simplify right side
    9,053.88x = 63,418,364.25
  5. Step 5: Solve for x
    x = 63,418,364.25/9,053.88
  6. Step 6: Final answer
    x = 7,004.55

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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.