Home / 8,970.12-13,455.02-4,036.26

Finding the Fourth Proportional to 8,970.12, 13,455.02 and 4,036.26

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Solution

The fourth proportional to 8,970.12, 13,455.02 and 4,036.26 is: 6,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.12 : 13,455.02 = 4,036.26 : x
  2. Step 2: Convert to fraction form
    8,970.12/13,455.02 = 4,036.26/x
  3. Step 3: Cross multiply
    8,970.12x = 13,455.02 × 4,036.26
  4. Step 4: Simplify right side
    8,970.12x = 54,307,959.03
  5. Step 5: Solve for x
    x = 54,307,959.03/8,970.12
  6. Step 6: Final answer
    x = 6,054.32

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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.