Home / 9,164.81-12,647.48-4,973.06

Finding the Fourth Proportional to 9,164.81, 12,647.48 and 4,973.06

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Solution

The fourth proportional to 9,164.81, 12,647.48 and 4,973.06 is: 6,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.81 : 12,647.48 = 4,973.06 : x
  2. Step 2: Convert to fraction form
    9,164.81/12,647.48 = 4,973.06/x
  3. Step 3: Cross multiply
    9,164.81x = 12,647.48 × 4,973.06
  4. Step 4: Simplify right side
    9,164.81x = 62,896,683.64
  5. Step 5: Solve for x
    x = 62,896,683.64/9,164.81
  6. Step 6: Final answer
    x = 6,862.84

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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.