Home / 10,457.04-14,430.06-5,740.92

Finding the Fourth Proportional to 10,457.04, 14,430.06 and 5,740.92

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Solution

The fourth proportional to 10,457.04, 14,430.06 and 5,740.92 is: 7,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457.04 : 14,430.06 = 5,740.92 : x
  2. Step 2: Convert to fraction form
    10,457.04/14,430.06 = 5,740.92/x
  3. Step 3: Cross multiply
    10,457.04x = 14,430.06 × 5,740.92
  4. Step 4: Simplify right side
    10,457.04x = 82,841,820.06
  5. Step 5: Solve for x
    x = 82,841,820.06/10,457.04
  6. Step 6: Final answer
    x = 7,922.11

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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.