Home / 9,547.10-14,303.71-3,988.21

Finding the Fourth Proportional to 9,547.10, 14,303.71 and 3,988.21

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Solution

The fourth proportional to 9,547.10, 14,303.71 and 3,988.21 is: 5,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,547.10 : 14,303.71 = 3,988.21 : x
  2. Step 2: Convert to fraction form
    9,547.10/14,303.71 = 3,988.21/x
  3. Step 3: Cross multiply
    9,547.10x = 14,303.71 × 3,988.21
  4. Step 4: Simplify right side
    9,547.10x = 57,046,179.32
  5. Step 5: Solve for x
    x = 57,046,179.32/9,547.10
  6. Step 6: Final answer
    x = 5,975.24

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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.