Home / 4,478.08-6,176.64-3,084.16

Finding the Fourth Proportional to 4,478.08, 6,176.64 and 3,084.16

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Solution

The fourth proportional to 4,478.08, 6,176.64 and 3,084.16 is: 4,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.08 : 6,176.64 = 3,084.16 : x
  2. Step 2: Convert to fraction form
    4,478.08/6,176.64 = 3,084.16/x
  3. Step 3: Cross multiply
    4,478.08x = 6,176.64 × 3,084.16
  4. Step 4: Simplify right side
    4,478.08x = 19,049,746.02
  5. Step 5: Solve for x
    x = 19,049,746.02/4,478.08
  6. Step 6: Final answer
    x = 4,254.00

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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.