Home / 4,707.61-6,495.37-2,938.57

Finding the Fourth Proportional to 4,707.61, 6,495.37 and 2,938.57

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Solution

The fourth proportional to 4,707.61, 6,495.37 and 2,938.57 is: 4,054.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.61 : 6,495.37 = 2,938.57 : x
  2. Step 2: Convert to fraction form
    4,707.61/6,495.37 = 2,938.57/x
  3. Step 3: Cross multiply
    4,707.61x = 6,495.37 × 2,938.57
  4. Step 4: Simplify right side
    4,707.61x = 19,087,099.42
  5. Step 5: Solve for x
    x = 19,087,099.42/4,707.61
  6. Step 6: Final answer
    x = 4,054.52

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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.