Home / 10,547.52-15,825.65-4,621.35

Finding the Fourth Proportional to 10,547.52, 15,825.65 and 4,621.35

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Solution

The fourth proportional to 10,547.52, 15,825.65 and 4,621.35 is: 6,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.52 : 15,825.65 = 4,621.35 : x
  2. Step 2: Convert to fraction form
    10,547.52/15,825.65 = 4,621.35/x
  3. Step 3: Cross multiply
    10,547.52x = 15,825.65 × 4,621.35
  4. Step 4: Simplify right side
    10,547.52x = 73,135,867.63
  5. Step 5: Solve for x
    x = 73,135,867.63/10,547.52
  6. Step 6: Final answer
    x = 6,933.94

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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.