Home / 10,542.45-14,547.38-6,508.55

Finding the Fourth Proportional to 10,542.45, 14,547.38 and 6,508.55

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Solution

The fourth proportional to 10,542.45, 14,547.38 and 6,508.55 is: 8,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.45 : 14,547.38 = 6,508.55 : x
  2. Step 2: Convert to fraction form
    10,542.45/14,547.38 = 6,508.55/x
  3. Step 3: Cross multiply
    10,542.45x = 14,547.38 × 6,508.55
  4. Step 4: Simplify right side
    10,542.45x = 94,682,244.82
  5. Step 5: Solve for x
    x = 94,682,244.82/10,542.45
  6. Step 6: Final answer
    x = 8,981.05

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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.