Home / 3,051.17-4,210.60-1,653.92

Finding the Fourth Proportional to 3,051.17, 4,210.60 and 1,653.92

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Solution

The fourth proportional to 3,051.17, 4,210.60 and 1,653.92 is: 2,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.17 : 4,210.60 = 1,653.92 : x
  2. Step 2: Convert to fraction form
    3,051.17/4,210.60 = 1,653.92/x
  3. Step 3: Cross multiply
    3,051.17x = 4,210.60 × 1,653.92
  4. Step 4: Simplify right side
    3,051.17x = 6,963,966.23
  5. Step 5: Solve for x
    x = 6,963,966.23/3,051.17
  6. Step 6: Final answer
    x = 2,282.40

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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.