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Finding the Fourth Proportional to 10,058.70, 15,088.05 and 5,364.49

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Solution

The fourth proportional to 10,058.70, 15,088.05 and 5,364.49 is: 8,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.70 : 15,088.05 = 5,364.49 : x
  2. Step 2: Convert to fraction form
    10,058.70/15,088.05 = 5,364.49/x
  3. Step 3: Cross multiply
    10,058.70x = 15,088.05 × 5,364.49
  4. Step 4: Simplify right side
    10,058.70x = 80,939,718.18
  5. Step 5: Solve for x
    x = 80,939,718.18/10,058.70
  6. Step 6: Final answer
    x = 8,046.74

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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.