Home / 7,315.97-10,088.19-5,898.15

Finding the Fourth Proportional to 7,315.97, 10,088.19 and 5,898.15

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Solution

The fourth proportional to 7,315.97, 10,088.19 and 5,898.15 is: 8,133.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.97 : 10,088.19 = 5,898.15 : x
  2. Step 2: Convert to fraction form
    7,315.97/10,088.19 = 5,898.15/x
  3. Step 3: Cross multiply
    7,315.97x = 10,088.19 × 5,898.15
  4. Step 4: Simplify right side
    7,315.97x = 59,501,657.85
  5. Step 5: Solve for x
    x = 59,501,657.85/7,315.97
  6. Step 6: Final answer
    x = 8,133.13

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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.