Home / 9,045.55-12,482.26-5,065.75

Finding the Fourth Proportional to 9,045.55, 12,482.26 and 5,065.75

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Solution

The fourth proportional to 9,045.55, 12,482.26 and 5,065.75 is: 6,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.55 : 12,482.26 = 5,065.75 : x
  2. Step 2: Convert to fraction form
    9,045.55/12,482.26 = 5,065.75/x
  3. Step 3: Cross multiply
    9,045.55x = 12,482.26 × 5,065.75
  4. Step 4: Simplify right side
    9,045.55x = 63,232,008.60
  5. Step 5: Solve for x
    x = 63,232,008.60/9,045.55
  6. Step 6: Final answer
    x = 6,990.40

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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.