Home / 10,010.48-13,810.02-6,603.08

Finding the Fourth Proportional to 10,010.48, 13,810.02 and 6,603.08

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Solution

The fourth proportional to 10,010.48, 13,810.02 and 6,603.08 is: 9,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.48 : 13,810.02 = 6,603.08 : x
  2. Step 2: Convert to fraction form
    10,010.48/13,810.02 = 6,603.08/x
  3. Step 3: Cross multiply
    10,010.48x = 13,810.02 × 6,603.08
  4. Step 4: Simplify right side
    10,010.48x = 91,188,666.86
  5. Step 5: Solve for x
    x = 91,188,666.86/10,010.48
  6. Step 6: Final answer
    x = 9,109.32

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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.