Home / 11,317.02-15,607.23-7,068.47

Finding the Fourth Proportional to 11,317.02, 15,607.23 and 7,068.47

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Solution

The fourth proportional to 11,317.02, 15,607.23 and 7,068.47 is: 9,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.02 : 15,607.23 = 7,068.47 : x
  2. Step 2: Convert to fraction form
    11,317.02/15,607.23 = 7,068.47/x
  3. Step 3: Cross multiply
    11,317.02x = 15,607.23 × 7,068.47
  4. Step 4: Simplify right side
    11,317.02x = 110,319,237.04
  5. Step 5: Solve for x
    x = 110,319,237.04/11,317.02
  6. Step 6: Final answer
    x = 9,748.08

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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.