Home / 10,298.95-15,450.55-3,725.19

Finding the Fourth Proportional to 10,298.95, 15,450.55 and 3,725.19

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Solution

The fourth proportional to 10,298.95, 15,450.55 and 3,725.19 is: 5,588.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.95 : 15,450.55 = 3,725.19 : x
  2. Step 2: Convert to fraction form
    10,298.95/15,450.55 = 3,725.19/x
  3. Step 3: Cross multiply
    10,298.95x = 15,450.55 × 3,725.19
  4. Step 4: Simplify right side
    10,298.95x = 57,556,225.04
  5. Step 5: Solve for x
    x = 57,556,225.04/10,298.95
  6. Step 6: Final answer
    x = 5,588.55

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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.