Home / 7,925.48-11,890.92-5,303.60

Finding the Fourth Proportional to 7,925.48, 11,890.92 and 5,303.60

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Solution

The fourth proportional to 7,925.48, 11,890.92 and 5,303.60 is: 7,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.48 : 11,890.92 = 5,303.60 : x
  2. Step 2: Convert to fraction form
    7,925.48/11,890.92 = 5,303.60/x
  3. Step 3: Cross multiply
    7,925.48x = 11,890.92 × 5,303.60
  4. Step 4: Simplify right side
    7,925.48x = 63,064,683.31
  5. Step 5: Solve for x
    x = 63,064,683.31/7,925.48
  6. Step 6: Final answer
    x = 7,957.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.