Home / 7,386.66-10,193.63-4,029.55

Finding the Fourth Proportional to 7,386.66, 10,193.63 and 4,029.55

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Solution

The fourth proportional to 7,386.66, 10,193.63 and 4,029.55 is: 5,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.66 : 10,193.63 = 4,029.55 : x
  2. Step 2: Convert to fraction form
    7,386.66/10,193.63 = 4,029.55/x
  3. Step 3: Cross multiply
    7,386.66x = 10,193.63 × 4,029.55
  4. Step 4: Simplify right side
    7,386.66x = 41,075,741.77
  5. Step 5: Solve for x
    x = 41,075,741.77/7,386.66
  6. Step 6: Final answer
    x = 5,560.80

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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.