Home / 7,084.51-10,612.18-4,155.75

Finding the Fourth Proportional to 7,084.51, 10,612.18 and 4,155.75

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Solution

The fourth proportional to 7,084.51, 10,612.18 and 4,155.75 is: 6,225.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.51 : 10,612.18 = 4,155.75 : x
  2. Step 2: Convert to fraction form
    7,084.51/10,612.18 = 4,155.75/x
  3. Step 3: Cross multiply
    7,084.51x = 10,612.18 × 4,155.75
  4. Step 4: Simplify right side
    7,084.51x = 44,101,572.23
  5. Step 5: Solve for x
    x = 44,101,572.23/7,084.51
  6. Step 6: Final answer
    x = 6,225.07

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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.