Home / 9,938.95-14,908.32-2,543.35

Finding the Fourth Proportional to 9,938.95, 14,908.32 and 2,543.35

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Solution

The fourth proportional to 9,938.95, 14,908.32 and 2,543.35 is: 3,815.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.95 : 14,908.32 = 2,543.35 : x
  2. Step 2: Convert to fraction form
    9,938.95/14,908.32 = 2,543.35/x
  3. Step 3: Cross multiply
    9,938.95x = 14,908.32 × 2,543.35
  4. Step 4: Simplify right side
    9,938.95x = 37,917,075.67
  5. Step 5: Solve for x
    x = 37,917,075.67/9,938.95
  6. Step 6: Final answer
    x = 3,815.00

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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.