Home / 10,448.12-14,417.36-6,467.76

Finding the Fourth Proportional to 10,448.12, 14,417.36 and 6,467.76

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Solution

The fourth proportional to 10,448.12, 14,417.36 and 6,467.76 is: 8,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448.12 : 14,417.36 = 6,467.76 : x
  2. Step 2: Convert to fraction form
    10,448.12/14,417.36 = 6,467.76/x
  3. Step 3: Cross multiply
    10,448.12x = 14,417.36 × 6,467.76
  4. Step 4: Simplify right side
    10,448.12x = 93,248,024.31
  5. Step 5: Solve for x
    x = 93,248,024.31/10,448.12
  6. Step 6: Final answer
    x = 8,924.86

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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.