Home / 10,897.76-15,001.26-9,498.08

Finding the Fourth Proportional to 10,897.76, 15,001.26 and 9,498.08

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Solution

The fourth proportional to 10,897.76, 15,001.26 and 9,498.08 is: 13,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.76 : 15,001.26 = 9,498.08 : x
  2. Step 2: Convert to fraction form
    10,897.76/15,001.26 = 9,498.08/x
  3. Step 3: Cross multiply
    10,897.76x = 15,001.26 × 9,498.08
  4. Step 4: Simplify right side
    10,897.76x = 142,483,167.58
  5. Step 5: Solve for x
    x = 142,483,167.58/10,897.76
  6. Step 6: Final answer
    x = 13,074.54

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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.