Home / 9,875.07-13,627.59-5,683.32

Finding the Fourth Proportional to 9,875.07, 13,627.59 and 5,683.32

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Solution

The fourth proportional to 9,875.07, 13,627.59 and 5,683.32 is: 7,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875.07 : 13,627.59 = 5,683.32 : x
  2. Step 2: Convert to fraction form
    9,875.07/13,627.59 = 5,683.32/x
  3. Step 3: Cross multiply
    9,875.07x = 13,627.59 × 5,683.32
  4. Step 4: Simplify right side
    9,875.07x = 77,449,954.80
  5. Step 5: Solve for x
    x = 77,449,954.80/9,875.07
  6. Step 6: Final answer
    x = 7,842.98

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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.