Home / 10,547.04-15,820.56-3,971.44

Finding the Fourth Proportional to 10,547.04, 15,820.56 and 3,971.44

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Solution

The fourth proportional to 10,547.04, 15,820.56 and 3,971.44 is: 5,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.04 : 15,820.56 = 3,971.44 : x
  2. Step 2: Convert to fraction form
    10,547.04/15,820.56 = 3,971.44/x
  3. Step 3: Cross multiply
    10,547.04x = 15,820.56 × 3,971.44
  4. Step 4: Simplify right side
    10,547.04x = 62,830,404.81
  5. Step 5: Solve for x
    x = 62,830,404.81/10,547.04
  6. Step 6: Final answer
    x = 5,957.16

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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.