Home / 4,688.59-6,470.91-2,699.10

Finding the Fourth Proportional to 4,688.59, 6,470.91 and 2,699.10

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Solution

The fourth proportional to 4,688.59, 6,470.91 and 2,699.10 is: 3,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.59 : 6,470.91 = 2,699.10 : x
  2. Step 2: Convert to fraction form
    4,688.59/6,470.91 = 2,699.10/x
  3. Step 3: Cross multiply
    4,688.59x = 6,470.91 × 2,699.10
  4. Step 4: Simplify right side
    4,688.59x = 17,465,633.18
  5. Step 5: Solve for x
    x = 17,465,633.18/4,688.59
  6. Step 6: Final answer
    x = 3,725.14

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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.