Home / 4,784.13-6,602.72-2,688.66

Finding the Fourth Proportional to 4,784.13, 6,602.72 and 2,688.66

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Solution

The fourth proportional to 4,784.13, 6,602.72 and 2,688.66 is: 3,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.13 : 6,602.72 = 2,688.66 : x
  2. Step 2: Convert to fraction form
    4,784.13/6,602.72 = 2,688.66/x
  3. Step 3: Cross multiply
    4,784.13x = 6,602.72 × 2,688.66
  4. Step 4: Simplify right side
    4,784.13x = 17,752,455.71
  5. Step 5: Solve for x
    x = 17,752,455.71/4,784.13
  6. Step 6: Final answer
    x = 3,710.70

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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.