Home / 11,283.51-15,572.88-6,570.39

Finding the Fourth Proportional to 11,283.51, 15,572.88 and 6,570.39

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Solution

The fourth proportional to 11,283.51, 15,572.88 and 6,570.39 is: 9,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.51 : 15,572.88 = 6,570.39 : x
  2. Step 2: Convert to fraction form
    11,283.51/15,572.88 = 6,570.39/x
  3. Step 3: Cross multiply
    11,283.51x = 15,572.88 × 6,570.39
  4. Step 4: Simplify right side
    11,283.51x = 102,319,895.02
  5. Step 5: Solve for x
    x = 102,319,895.02/11,283.51
  6. Step 6: Final answer
    x = 9,068.09

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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.