Home / 7,029.34-9,688.51-6,433.47

Finding the Fourth Proportional to 7,029.34, 9,688.51 and 6,433.47

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Solution

The fourth proportional to 7,029.34, 9,688.51 and 6,433.47 is: 8,867.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.34 : 9,688.51 = 6,433.47 : x
  2. Step 2: Convert to fraction form
    7,029.34/9,688.51 = 6,433.47/x
  3. Step 3: Cross multiply
    7,029.34x = 9,688.51 × 6,433.47
  4. Step 4: Simplify right side
    7,029.34x = 62,330,746.47
  5. Step 5: Solve for x
    x = 62,330,746.47/7,029.34
  6. Step 6: Final answer
    x = 8,867.23

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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.