Home / 9,075.51-13,619.95-4,148.55

Finding the Fourth Proportional to 9,075.51, 13,619.95 and 4,148.55

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Solution

The fourth proportional to 9,075.51, 13,619.95 and 4,148.55 is: 6,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.51 : 13,619.95 = 4,148.55 : x
  2. Step 2: Convert to fraction form
    9,075.51/13,619.95 = 4,148.55/x
  3. Step 3: Cross multiply
    9,075.51x = 13,619.95 × 4,148.55
  4. Step 4: Simplify right side
    9,075.51x = 56,503,033.20
  5. Step 5: Solve for x
    x = 56,503,033.20/9,075.51
  6. Step 6: Final answer
    x = 6,225.88

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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.