Home / 10,329.30-14,254.54-5,613.58

Finding the Fourth Proportional to 10,329.30, 14,254.54 and 5,613.58

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Solution

The fourth proportional to 10,329.30, 14,254.54 and 5,613.58 is: 7,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.30 : 14,254.54 = 5,613.58 : x
  2. Step 2: Convert to fraction form
    10,329.30/14,254.54 = 5,613.58/x
  3. Step 3: Cross multiply
    10,329.30x = 14,254.54 × 5,613.58
  4. Step 4: Simplify right side
    10,329.30x = 80,018,980.13
  5. Step 5: Solve for x
    x = 80,018,980.13/10,329.30
  6. Step 6: Final answer
    x = 7,746.80

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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.