Home / 10,818.36-14,929.45-6,342.23

Finding the Fourth Proportional to 10,818.36, 14,929.45 and 6,342.23

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Solution

The fourth proportional to 10,818.36, 14,929.45 and 6,342.23 is: 8,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.36 : 14,929.45 = 6,342.23 : x
  2. Step 2: Convert to fraction form
    10,818.36/14,929.45 = 6,342.23/x
  3. Step 3: Cross multiply
    10,818.36x = 14,929.45 × 6,342.23
  4. Step 4: Simplify right side
    10,818.36x = 94,686,027.14
  5. Step 5: Solve for x
    x = 94,686,027.14/10,818.36
  6. Step 6: Final answer
    x = 8,752.35

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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.