Home / 4,547.04-6,271.55-3,131.18

Finding the Fourth Proportional to 4,547.04, 6,271.55 and 3,131.18

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Solution

The fourth proportional to 4,547.04, 6,271.55 and 3,131.18 is: 4,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.04 : 6,271.55 = 3,131.18 : x
  2. Step 2: Convert to fraction form
    4,547.04/6,271.55 = 3,131.18/x
  3. Step 3: Cross multiply
    4,547.04x = 6,271.55 × 3,131.18
  4. Step 4: Simplify right side
    4,547.04x = 19,637,357.79
  5. Step 5: Solve for x
    x = 19,637,357.79/4,547.04
  6. Step 6: Final answer
    x = 4,318.72

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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.