Home / 11,259.02-15,547.41-7,017.32

Finding the Fourth Proportional to 11,259.02, 15,547.41 and 7,017.32

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Solution

The fourth proportional to 11,259.02, 15,547.41 and 7,017.32 is: 9,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.02 : 15,547.41 = 7,017.32 : x
  2. Step 2: Convert to fraction form
    11,259.02/15,547.41 = 7,017.32/x
  3. Step 3: Cross multiply
    11,259.02x = 15,547.41 × 7,017.32
  4. Step 4: Simplify right side
    11,259.02x = 109,101,151.14
  5. Step 5: Solve for x
    x = 109,101,151.14/11,259.02
  6. Step 6: Final answer
    x = 9,690.11

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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.