Home / 8,862.48-13,296.96-6,400.08

Finding the Fourth Proportional to 8,862.48, 13,296.96 and 6,400.08

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Solution

The fourth proportional to 8,862.48, 13,296.96 and 6,400.08 is: 9,602.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.48 : 13,296.96 = 6,400.08 : x
  2. Step 2: Convert to fraction form
    8,862.48/13,296.96 = 6,400.08/x
  3. Step 3: Cross multiply
    8,862.48x = 13,296.96 × 6,400.08
  4. Step 4: Simplify right side
    8,862.48x = 85,101,607.76
  5. Step 5: Solve for x
    x = 85,101,607.76/8,862.48
  6. Step 6: Final answer
    x = 9,602.46

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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.