Home / 6,430.47-9,648.71-2,273.63

Finding the Fourth Proportional to 6,430.47, 9,648.71 and 2,273.63

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Solution

The fourth proportional to 6,430.47, 9,648.71 and 2,273.63 is: 3,411.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.47 : 9,648.71 = 2,273.63 : x
  2. Step 2: Convert to fraction form
    6,430.47/9,648.71 = 2,273.63/x
  3. Step 3: Cross multiply
    6,430.47x = 9,648.71 × 2,273.63
  4. Step 4: Simplify right side
    6,430.47x = 21,937,536.91
  5. Step 5: Solve for x
    x = 21,937,536.91/6,430.47
  6. Step 6: Final answer
    x = 3,411.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.