Home / 9,848.79-13,577.63-7,749.27

Finding the Fourth Proportional to 9,848.79, 13,577.63 and 7,749.27

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Solution

The fourth proportional to 9,848.79, 13,577.63 and 7,749.27 is: 10,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.79 : 13,577.63 = 7,749.27 : x
  2. Step 2: Convert to fraction form
    9,848.79/13,577.63 = 7,749.27/x
  3. Step 3: Cross multiply
    9,848.79x = 13,577.63 × 7,749.27
  4. Step 4: Simplify right side
    9,848.79x = 105,216,682.08
  5. Step 5: Solve for x
    x = 105,216,682.08/9,848.79
  6. Step 6: Final answer
    x = 10,683.21

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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.