Home / 9,478.48-13,085.65-6,297.23

Finding the Fourth Proportional to 9,478.48, 13,085.65 and 6,297.23

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Solution

The fourth proportional to 9,478.48, 13,085.65 and 6,297.23 is: 8,693.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478.48 : 13,085.65 = 6,297.23 : x
  2. Step 2: Convert to fraction form
    9,478.48/13,085.65 = 6,297.23/x
  3. Step 3: Cross multiply
    9,478.48x = 13,085.65 × 6,297.23
  4. Step 4: Simplify right side
    9,478.48x = 82,403,347.75
  5. Step 5: Solve for x
    x = 82,403,347.75/9,478.48
  6. Step 6: Final answer
    x = 8,693.73

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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.