Home / 7,374.28-10,176.46-4,017.08

Finding the Fourth Proportional to 7,374.28, 10,176.46 and 4,017.08

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Solution

The fourth proportional to 7,374.28, 10,176.46 and 4,017.08 is: 5,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.28 : 10,176.46 = 4,017.08 : x
  2. Step 2: Convert to fraction form
    7,374.28/10,176.46 = 4,017.08/x
  3. Step 3: Cross multiply
    7,374.28x = 10,176.46 × 4,017.08
  4. Step 4: Simplify right side
    7,374.28x = 40,879,669.34
  5. Step 5: Solve for x
    x = 40,879,669.34/7,374.28
  6. Step 6: Final answer
    x = 5,543.55

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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.