Home / 7,026.89-9,701.60-4,378.19

Finding the Fourth Proportional to 7,026.89, 9,701.60 and 4,378.19

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Solution

The fourth proportional to 7,026.89, 9,701.60 and 4,378.19 is: 6,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.89 : 9,701.60 = 4,378.19 : x
  2. Step 2: Convert to fraction form
    7,026.89/9,701.60 = 4,378.19/x
  3. Step 3: Cross multiply
    7,026.89x = 9,701.60 × 4,378.19
  4. Step 4: Simplify right side
    7,026.89x = 42,475,450.47
  5. Step 5: Solve for x
    x = 42,475,450.47/7,026.89
  6. Step 6: Final answer
    x = 6,044.70

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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.