Home / 10,353.04-14,287.25-5,637.44

Finding the Fourth Proportional to 10,353.04, 14,287.25 and 5,637.44

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Solution

The fourth proportional to 10,353.04, 14,287.25 and 5,637.44 is: 7,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.04 : 14,287.25 = 5,637.44 : x
  2. Step 2: Convert to fraction form
    10,353.04/14,287.25 = 5,637.44/x
  3. Step 3: Cross multiply
    10,353.04x = 14,287.25 × 5,637.44
  4. Step 4: Simplify right side
    10,353.04x = 80,543,514.64
  5. Step 5: Solve for x
    x = 80,543,514.64/10,353.04
  6. Step 6: Final answer
    x = 7,779.70

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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.